diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 9131c4d..d3056fb 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -13,7 +13,9 @@ repos:
         rev: 20.8b1
         hooks:
         -   id: black
+        exclude: ^docs/
     -   repo: https://github.com/pycqa/isort
         rev: 5.6.3
         hooks:
         -   id: isort
+        exclude: ^docs/
diff --git a/docs/source/_themes/custom_theme/__init__.py b/docs/source/_themes/custom_theme/__init__.py
index 2d77c02..077591d 100644
--- a/docs/source/_themes/custom_theme/__init__.py
+++ b/docs/source/_themes/custom_theme/__init__.py
@@ -1,13 +1,21 @@
-"""Sphinx ReadTheDocs theme.
+"""
+Sphinx Read the Docs theme.
 
 From https://github.com/ryan-roemer/sphinx-bootstrap-theme.
-
 """
+
 from os import path
+from sys import version_info as python_version
 
-__version__ = "0.4.1"
+from sphinx import version_info as sphinx_version
+from sphinx.locale import _
+from sphinx.util.logging import getLogger
+
+__version__ = "1.0.0"
 __version_full__ = __version__
 
+logger = getLogger(__name__)
+
 
 def get_html_theme_path():
     """Return list of HTML theme paths."""
@@ -15,6 +23,39 @@ def get_html_theme_path():
     return cur_dir
 
 
+def config_initiated(app, config):
+    theme_options = config.html_theme_options or {}
+    if theme_options.get("canonical_url"):
+        logger.warning(_("The canonical_url option is deprecated, use the html_baseurl option from Sphinx instead."))
+
+
 # See http://www.sphinx-doc.org/en/stable/theming.html#distribute-your-theme-as-a-python-package
 def setup(app):
+    if python_version[0] < 3:
+        logger.warning("Python 2 is deprecated with sphinx_rtd_theme, update to Python 3")
+    app.require_sphinx("1.6")
+    if sphinx_version <= (2, 0, 0):
+        logger.warning("Sphinx 1.x is deprecated with sphinx_rtd_theme, update to Sphinx 2.x or greater")
+        if not app.config.html_experimental_html5_writer:
+            logger.warning("'html4_writer' is deprecated with sphinx_rtd_theme")
+    else:
+        if app.config.html4_writer:
+            logger.warning("'html4_writer' is deprecated with sphinx_rtd_theme")
+
+    # Register the theme that can be referenced without adding a theme path
     app.add_html_theme("sphinx_rtd_theme", path.abspath(path.dirname(__file__)))
+
+    if sphinx_version >= (1, 8, 0):
+        # Add Sphinx message catalog for newer versions of Sphinx
+        # See http://www.sphinx-doc.org/en/master/extdev/appapi.html#sphinx.application.Sphinx.add_message_catalog
+        rtd_locale_path = path.join(path.abspath(path.dirname(__file__)), "locale")
+        app.add_message_catalog("sphinx", rtd_locale_path)
+        app.connect("config-inited", config_initiated)
+
+    # sphinx emits the permalink icon for headers, so choose one more in keeping with our theme
+    if sphinx_version >= (3, 5, 0):
+        app.config.html_permalinks_icon = "\uf0c1"
+    else:
+        app.config.html_add_permalinks = "\uf0c1"
+
+    return {"parallel_read_safe": True, "parallel_write_safe": True}
diff --git a/docs/source/_themes/custom_theme/breadcrumbs.html b/docs/source/_themes/custom_theme/breadcrumbs.html
index 31550d8..005b2ec 100644
--- a/docs/source/_themes/custom_theme/breadcrumbs.html
+++ b/docs/source/_themes/custom_theme/breadcrumbs.html
@@ -1,82 +1,77 @@
-{# Support for Sphinx 1.3+ page_source_suffix, but don't break old builds. #}
+{%- if meta is defined and meta is not none %}
+   {%- set check_meta = True %}
+{%- else %}
+   {%- set check_meta = False %}
+{%- endif %}
 
-{% if page_source_suffix %}
-{% set suffix = page_source_suffix %}
-{% else %}
-{% set suffix = source_suffix %}
-{% endif %}
+{%- if check_meta and 'github_url' in meta %}
+   {%- set display_github = True %}
+{%- endif %}
 
-{% if meta is defined and meta is not none %}
-{% set check_meta = True %}
-{% else %}
-{% set check_meta = False %}
-{% endif %}
+{%- if check_meta and 'bitbucket_url' in meta %}
+   {%- set display_bitbucket = True %}
+{%- endif %}
 
-{% if check_meta and 'github_url' in meta %}
-{% set display_github = True %}
-{% endif %}
+{%- if check_meta and 'gitlab_url' in meta %}
+   {%- set display_gitlab = True %}
+{%- endif %}
 
-{% if check_meta and 'bitbucket_url' in meta %}
-{% set display_bitbucket = True %}
-{% endif %}
-
-{% if check_meta and 'gitlab_url' in meta %}
-{% set display_gitlab = True %}
-{% endif %}
-
-<div role="navigation" aria-label="breadcrumbs navigation">
+{%- set display_vcs_links = display_vcs_links if display_vcs_links is defined else True %}
 
+{#- Translators: This is an ARIA section label for page links, including previous/next page link and links to GitHub/GitLab/etc. -#}
+<div role="navigation" aria-label="{{ _('Page navigation') }}">
   <ul class="wy-breadcrumbs">
-    {% block breadcrumbs %}
-      <li><a href="{{ pathto(master_doc) }}">{{ _('Docs') }}</a> &raquo;</li>
-        {% for doc in parents %}
+    {%- block breadcrumbs %}
+      <li><a href="{{ pathto(master_doc) }}" class="icon icon-home"></a> &raquo;</li>
+        {%- for doc in parents %}
           <li><a href="{{ doc.link|e }}">{{ doc.title }}</a> &raquo;</li>
-        {% endfor %}
+        {%- endfor %}
       <li>{{ title }}</li>
-    {% endblock %}
-    {% block breadcrumbs_aside %}
+    {%- endblock %}
+    {%- block breadcrumbs_aside %}
       <li class="wy-breadcrumbs-aside">
-        {% if hasdoc(pagename) %}
-            {% if display_github %}
-            {% if check_meta and 'github_url' in meta %}
+        {%- if hasdoc(pagename) and display_vcs_links %}
+          {%- if display_github %}
+            {%- if check_meta and 'github_url' in meta %}
               <!-- User defined GitHub URL -->
               <a href="{{ meta['github_url'] }}" class="fa fa-github"> {{ _('Edit on GitHub') }}</a>
-            {% else %}
-              <a href="https://{{ github_host|default("github.com") }}/{{ github_user }}/{{ github_repo }}/{{ theme_vcs_pageview_mode|default("blob") }}/{{ github_version }}{{ conf_py_path }}{{ pagename }}{{ suffix }}" class="fa fa-github"> {{ _('Edit on GitHub') }}</a>
-            {% endif %}
-          {% elif display_bitbucket %}
-            {% if check_meta and 'bitbucket_url' in meta %}
+            {%- else %}
+              <a href="https://{{ github_host|default("github.com") }}/{{ github_user }}/{{ github_repo }}/{{ theme_vcs_pageview_mode or "blob" }}/{{ github_version }}{{ conf_py_path }}{{ pagename }}{{ page_source_suffix }}" class="fa fa-github"> {{ _('Edit on GitHub') }}</a>
+            {%- endif %}
+          {%- elif display_bitbucket %}
+            {%- if check_meta and 'bitbucket_url' in meta %}
               <!-- User defined Bitbucket URL -->
               <a href="{{ meta['bitbucket_url'] }}" class="fa fa-bitbucket"> {{ _('Edit on Bitbucket') }}</a>
-            {% else %}
-              <a href="https://bitbucket.org/{{ bitbucket_user }}/{{ bitbucket_repo }}/src/{{ bitbucket_version}}{{ conf_py_path }}{{ pagename }}{{ suffix }}?mode={{ theme_vcs_pageview_mode|default("view") }}" class="fa fa-bitbucket"> {{ _('Edit on Bitbucket') }}</a>
-            {% endif %}
-          {% elif display_gitlab %}
-            {% if check_meta and 'gitlab_url' in meta %}
+            {%- else %}
+              <a href="https://bitbucket.org/{{ bitbucket_user }}/{{ bitbucket_repo }}/src/{{ bitbucket_version}}{{ conf_py_path }}{{ pagename }}{{ page_source_suffix }}?mode={{ theme_vcs_pageview_mode or "view" }}" class="fa fa-bitbucket"> {{ _('Edit on Bitbucket') }}</a>
+            {%- endif %}
+          {%- elif display_gitlab %}
+            {%- if check_meta and 'gitlab_url' in meta %}
               <!-- User defined GitLab URL -->
               <a href="{{ meta['gitlab_url'] }}" class="fa fa-gitlab"> {{ _('Edit on GitLab') }}</a>
-            {% else %}
-              <a href="https://{{ gitlab_host|default("gitlab.com") }}/{{ gitlab_user }}/{{ gitlab_repo }}/{{ theme_vcs_pageview_mode|default("blob") }}/{{ gitlab_version }}{{ conf_py_path }}{{ pagename }}{{ suffix }}" class="fa fa-gitlab"> {{ _('Edit on GitLab') }}</a>
-            {% endif %}
-          {% elif show_source and source_url_prefix %}
-            <a href="{{ source_url_prefix }}{{ pagename }}{{ suffix }}">{{ _('View page source') }}</a>
-          {% elif show_source and has_source and sourcename %}
+            {%- else %}
+              <a href="https://{{ gitlab_host|default("gitlab.com") }}/{{ gitlab_user }}/{{ gitlab_repo }}/{{ theme_vcs_pageview_mode or "blob" }}/{{ gitlab_version }}{{ conf_py_path }}{{ pagename }}{{ page_source_suffix }}" class="fa fa-gitlab"> {{ _('Edit on GitLab') }}</a>
+            {%- endif %}
+          {%- elif show_source and source_url_prefix %}
+            <a href="{{ source_url_prefix }}{{ pagename }}{{ page_source_suffix }}">{{ _('View page source') }}</a>
+          {%- elif show_source and has_source and sourcename %}
             <a href="{{ pathto('_sources/' + sourcename, true)|e }}" rel="nofollow"> {{ _('View page source') }}</a>
-          {% endif %}
-        {% endif %}
+          {%- endif %}
+        {%- endif %}
       </li>
-    {% endblock %}
+    {%- endblock %}
   </ul>
 
-  {% if (theme_prev_next_buttons_location == 'top' or theme_prev_next_buttons_location == 'both') and (next or prev) %}
-  <div class="rst-breadcrumbs-buttons" role="navigation" aria-label="breadcrumb navigation">
-      {% if next %}
-        <a href="{{ next.link|e }}" class="btn btn-neutral float-right" title="{{ next.title|striptags|e }}" accesskey="n">Next <span class="fa fa-arrow-circle-right"></span></a>
-      {% endif %}
-      {% if prev %}
-        <a href="{{ prev.link|e }}" class="btn btn-neutral" title="{{ prev.title|striptags|e }}" accesskey="p"><span class="fa fa-arrow-circle-left"></span> Previous</a>
-      {% endif %}
+  {%- if (theme_prev_next_buttons_location == 'top' or theme_prev_next_buttons_location == 'both') and (next or prev) %}
+  {#- Translators: This is an ARIA section label for sequential page links, such as previous and next page links. -#}
+  <div class="rst-breadcrumbs-buttons" role="navigation" aria-label="{{ _('Sequential page navigation') }}">
+      {%- if prev %}
+        <a href="{{ prev.link|e }}" class="btn btn-neutral float-left" title="{{ prev.title|striptags|e }}" accesskey="p"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> {{ _('Previous') }}</a>
+      {%- endif %}
+      {%- if next %}
+        <a href="{{ next.link|e }}" class="btn btn-neutral float-right" title="{{ next.title|striptags|e }}" accesskey="n">{{ _('Next') }} <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
+      {%- endif %}
   </div>
-  {% endif %}
+  {%- endif %}
   <hr/>
 </div>
diff --git a/docs/source/_themes/custom_theme/footer.html b/docs/source/_themes/custom_theme/footer.html
index 18a40e6..1a395c9 100644
--- a/docs/source/_themes/custom_theme/footer.html
+++ b/docs/source/_themes/custom_theme/footer.html
@@ -1,50 +1,61 @@
 <footer>
-  {% if (theme_prev_next_buttons_location == 'bottom' or theme_prev_next_buttons_location == 'both') and (next or prev) %}
-    <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
-      {% if next %}
-        <a href="{{ next.link|e }}" class="btn btn-neutral float-right" title="{{ next.title|striptags|e }}" accesskey="n" rel="next">{{ _('Next') }} <span class="fa fa-arrow-circle-right"></span></a>
-      {% endif %}
-      {% if prev %}
-        <a href="{{ prev.link|e }}" class="btn btn-neutral" title="{{ prev.title|striptags|e }}" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left"></span> {{ _('Previous') }}</a>
-      {% endif %}
+  {%- if (theme_prev_next_buttons_location == 'bottom' or theme_prev_next_buttons_location == 'both') and (next or prev) %}
+    {#- Translators: This is an ARIA section label for the footer section of the page. -#}
+    <div class="rst-footer-buttons" role="navigation" aria-label="{{ _('Footer') }}">
+      {%- if prev %}
+        <a href="{{ prev.link|e }}" class="btn btn-neutral float-left" title="{{ prev.title|striptags|e }}" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> {{ _('Previous') }}</a>
+      {%- endif %}
+      {%- if next %}
+        <a href="{{ next.link|e }}" class="btn btn-neutral float-right" title="{{ next.title|striptags|e }}" accesskey="n" rel="next">{{ _('Next') }} <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
+      {%- endif %}
     </div>
-  {% endif %}
+  {%- endif %}
 
   <hr/>
 
   <div role="contentinfo">
+  {%- block contentinfo %}
     <p>
     {%- if show_copyright %}
       {%- if hasdoc('copyright') %}
-        {% trans path=pathto('copyright'), copyright=copyright|e %}&copy; <a href="{{ path }}">Copyright</a> {{ copyright }}.{% endtrans %}
+        {%- trans path=pathto('copyright'), copyright=copyright|e %}&#169; <a href="{{ path }}">Copyright</a> {{ copyright }}.{% endtrans %}
       {%- else %}
-        {% trans copyright=copyright|e %}&copy; Copyright {{ copyright }}.{% endtrans %}
+        {%- trans copyright=copyright|e %}&#169; Copyright {{ copyright }}.{% endtrans %}
       {%- endif %}
     {%- endif %}
 
     {%- if build_id and build_url %}
-      {% trans build_url=build_url, build_id=build_id %}
-        <span class="build">
-          Build
-          <a href="{{ build_url }}">{{ build_id }}</a>.
-        </span>
-      {% endtrans %}
+      <span class="build">
+        {#- Translators: Build is a noun, not a verb -#}
+        {%- trans %}Build{% endtrans -%}
+        <a href="{{ build_url }}">{{ build_id }}</a>.
+      </span>
     {%- elif commit %}
-      {% trans commit=commit %}
-        <span class="commit">
-          Revision <code>{{ commit }}</code>.
-        </span>
-      {% endtrans %}
-    {%- elif last_updated %}
-      {% trans last_updated=last_updated|e %}Last updated on {{ last_updated }}.{% endtrans %}
+      <span class="commit">
+        {#- Translators: the phrase "revision" comes from Git, referring to a commit #}
+        {%- trans %}Revision{% endtrans %} <code>{{ commit }}</code>.
+      </span>
     {%- endif %}
+    {%- if last_updated %}
+      <span class="lastupdated">
+        {%- trans last_updated=last_updated|e %}Last updated on {{ last_updated }}.{% endtrans %}
+      </span>
+    {%- endif -%}
 
     </p>
+  {%- endblock %}
   </div>
 
-  {%- if show_sphinx %}
-  {% trans %}Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>{% endtrans %}.
-  {%- endif %}
+  {% if show_sphinx %}
+    {%- set sphinx_web = '<a href="https://www.sphinx-doc.org/">Sphinx</a>' %}
+    {%- set readthedocs_web = '<a href="https://readthedocs.org">Read the Docs</a>'  %}
+    {#- Translators: the variable "sphinx_web" is a link to the Sphinx project documentation with the text "Sphinx" #}
+    {%- trans sphinx_web=sphinx_web, readthedocs_web=readthedocs_web %}Built with {{ sphinx_web }} using a{% endtrans %}
+    {#- Translators: "theme" refers to a theme for Sphinx, which alters the appearance of the generated documenation #}
+    <a href="https://github.com/readthedocs/sphinx_rtd_theme">{% trans %}theme{% endtrans %}</a>
+    {#- Translators: this is always used as "provided by Read the Docs", and should not imply Read the Docs is an author of the generated documentation. #}
+    {% trans %}provided by {{ readthedocs_web }}{% endtrans %}.
+  {% endif %}
 
   {%- block extrafooter %} {% endblock %}
 
diff --git a/docs/source/_themes/custom_theme/layout.html b/docs/source/_themes/custom_theme/layout.html
index 82950a2..1d70119 100644
--- a/docs/source/_themes/custom_theme/layout.html
+++ b/docs/source/_themes/custom_theme/layout.html
@@ -7,51 +7,98 @@
   {%- set titlesuffix = "" %}
 {%- endif %}
 {%- set lang_attr = 'en' if language == None else (language | replace('_', '-')) %}
+{%- set sphinx_writer = 'writer-html5' if html5_doctype else 'writer-html4' -%}
+
+{# Build sphinx_version_info tuple from sphinx_version string in pure Jinja #}
+{%- set (_ver_major, _ver_minor, _ver_bugfix) = sphinx_version.split('.') | map('int') -%}
+{%- set sphinx_version_info = (_ver_major, _ver_minor, _ver_bugfix) -%}
 
 <!DOCTYPE html>
-<!--[if IE 8]><html class="no-js lt-ie9" lang="{{ lang_attr }}" > <![endif]-->
-<!--[if gt IE 8]><!--> <html class="no-js" lang="{{ lang_attr }}" > <!--<![endif]-->
+<html class="{{ sphinx_writer }}" lang="{{ lang_attr }}" >
 <head>
-  <meta charset="utf-8">
-  {{ metatags }}
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  {% block htmltitle %}
+  <meta charset="utf-8" />
+  {{- metatags }}
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  {%- block htmltitle %}
   <title>{{ title|striptags|e }}{{ titlesuffix }}</title>
-  {% endblock %}
-
-  {# FAVICON #}
-  {% if favicon %}
-    <link rel="shortcut icon" href="{{ pathto('_static/' + favicon, 1) }}"/>
-  {% endif %}
-  {# CANONICAL URL #}
-  {% if theme_canonical_url %}
-    <link rel="canonical" href="{{ theme_canonical_url }}{{ pagename }}.html"/>
-  {% endif %}
-
-  {# CSS #}
-
-  {# OPENSEARCH #}
-  {% if not embedded %}
-    {% if use_opensearch %}
-      <link rel="search" type="application/opensearchdescription+xml"
-            title="{% trans docstitle=docstitle|e %}Search within {{ docstitle }}{% endtrans %}"
-            href="{{ pathto('_static/opensearch.xml', 1) }}"/>
-    {% endif %}
+  {%- endblock -%}
 
-  {% endif %}
-
-  <link rel="stylesheet" href="{{ pathto('_static/' + style, 1) }}" type="text/css" />
-  <link rel="stylesheet" href="{{ pathto('_static/pygments.css', 1) }}" type="text/css" />
+  {#- CSS #}
+  {%- if sphinx_version_info < (4, 0) -%}
+    <link rel="stylesheet" href="{{ pathto('_static/' + style, 1) }}" type="text/css" />
+    <link rel="stylesheet" href="{{ pathto('_static/pygments.css', 1) }}" type="text/css" />
+  {%- endif %}
   {%- for css in css_files %}
     {%- if css|attr("rel") %}
-  <link rel="{{ css.rel }}" href="{{ pathto(css.filename, 1) }}" type="text/css"{% if css.title is not none %} title="{{ css.title }}"{% endif %} />
+      <link rel="{{ css.rel }}" href="{{ pathto(css.filename, 1) }}" type="text/css"{% if css.title is not none %} title="{{ css.title }}"{% endif %} />
     {%- else %}
-  <link rel="stylesheet" href="{{ pathto(css, 1) }}" type="text/css" />
+      <link rel="stylesheet" href="{{ pathto(css, 1) }}" type="text/css" />
     {%- endif %}
   {%- endfor %}
+
   {%- for cssfile in extra_css_files %}
     <link rel="stylesheet" href="{{ pathto(cssfile, 1) }}" type="text/css" />
-  {%- endfor %}
+  {%- endfor -%}
+
+  {#- FAVICON #}
+  {%- if favicon %}
+    {%- if sphinx_version_info < (4, 0) -%}
+    <link rel="shortcut icon" href="{{ pathto('_static/' + favicon, 1) }}"/>
+    {%- else %}
+    <link rel="shortcut icon" href="{{ favicon_url }}"/>
+    {%- endif %}
+  {%- endif -%}
+
+  {#- CANONICAL URL (deprecated) #}
+  {%- if theme_canonical_url and not pageurl %}
+    <link rel="canonical" href="{{ theme_canonical_url }}{{ pagename }}.html"/>
+  {%- endif -%}
+
+  {#- CANONICAL URL #}
+  {%- if pageurl %}
+    <link rel="canonical" href="{{ pageurl|e }}" />
+  {%- endif -%}
+
+  {#- JAVASCRIPTS #}
+  {%- block scripts %}
+  <!--[if lt IE 9]>
+    <script src="{{ pathto('_static/js/html5shiv.min.js', 1) }}"></script>
+  <![endif]-->
+  {%- if not embedded %}
+  {# XXX Sphinx 1.8.0 made this an external js-file, quick fix until we refactor the template to inherert more blocks directly from sphinx #}
+    {%- if sphinx_version_info >= (1, 8) -%}
+      {%- if sphinx_version_info < (4, 0) -%}
+      <script id="documentation_options" data-url_root="{{ url_root }}" src="{{ pathto('_static/documentation_options.js', 1) }}"></script>
+      {%- endif -%}
+      {%- for scriptfile in script_files %}
+        {{ js_tag(scriptfile) }}
+      {%- endfor %}
+    {%- else %}
+      <script>
+          var DOCUMENTATION_OPTIONS = {
+              URL_ROOT:'{{ url_root }}',
+              VERSION:'{{ release|e }}',
+              LANGUAGE:'{{ language }}',
+              COLLAPSE_INDEX:false,
+              FILE_SUFFIX:'{{ '' if no_search_suffix else file_suffix }}',
+              HAS_SOURCE:  {{ has_source|lower }},
+              SOURCELINK_SUFFIX: '{{ sourcelink_suffix }}'
+          };
+      </script>
+      {%- for scriptfile in script_files %}
+        <script src="{{ pathto(scriptfile, 1) }}"></script>
+      {%- endfor %}
+    {%- endif %}
+    <script src="{{ pathto('_static/js/theme.js', 1) }}"></script>
+
+    {#- OPENSEARCH #}
+    {%- if use_opensearch %}
+    <link rel="search" type="application/opensearchdescription+xml"
+          title="{% trans docstitle=docstitle|e %}Search within {{ docstitle }}{% endtrans %}"
+          href="{{ pathto('_static/opensearch.xml', 1) }}"/>
+    {%- endif %}
+  {%- endif %}
+  {%- endblock %}
 
   {%- block linktags %}
     {%- if hasdoc('about') %}
@@ -74,145 +121,136 @@
     {%- endif %}
   {%- endblock %}
   {%- block extrahead %} {% endblock %}
-
-  {# Keep modernizr in head - http://modernizr.com/docs/#installing #}
-  <script src="{{ pathto('_static/js/modernizr.min.js', 1) }}"></script>
-
 </head>
 
 <body class="wy-body-for-nav">
 
-  {% block extrabody %} {% endblock %}
+  {%- block extrabody %} {% endblock %}
   <div class="wy-grid-for-nav">
-
-    {# SIDE NAV, TOGGLES ON MOBILE #}
+    {#- SIDE NAV, TOGGLES ON MOBILE #}
     <nav data-toggle="wy-nav-shift" class="wy-nav-side">
       <div class="wy-side-scroll">
-        <div class="wy-side-nav-search">
-          {% block sidebartitle %}
+        <div class="wy-side-nav-search" {% if theme_style_nav_header_background %} style="background: {{theme_style_nav_header_background}}" {% endif %}>
+          {%- block sidebartitle %}
 
-          {% if logo and theme_logo_only %}
+          {%- if logo and theme_logo_only %}
             <a href="{{ pathto(master_doc) }}">
-          {% else %}
+          {%- else %}
             <a href="{{ pathto(master_doc) }}" class="icon icon-home"> {{ project }}
-          {% endif %}
+          {%- endif %}
 
-          {% if logo %}
-            {# Not strictly valid HTML, but it's the only way to display/scale
-               it properly, without weird scripting or heaps of work
+          {%- if logo %}
+            {#- Not strictly valid HTML, but it's the only way to display/scale
+                it properly, without weird scripting or heaps of work
             #}
-            <img src="{{ pathto('_static/' + logo, 1) }}" class="logo" alt="Logo"/>
-          {% endif %}
+            {%- if sphinx_version_info < (4, 0) -%}
+            <img src="{{ pathto('_static/' + logo, 1) }}" class="logo" alt="{{ _('Logo') }}"/>
+            {%- else %}
+            <img src="{{ logo_url }}" class="logo" alt="{{ _('Logo') }}"/>
+            {%- endif %}
+          {%- endif %}
           </a>
 
-          {% if theme_display_version %}
+          {%- if theme_display_version %}
             {%- set nav_version = version %}
-            {% if READTHEDOCS and current_version %}
+            {%- if READTHEDOCS and current_version %}
               {%- set nav_version = current_version %}
-            {% endif %}
-            {% if nav_version %}
+            {%- endif %}
+            {%- if nav_version %}
               <div class="version">
                 {{ nav_version }}
               </div>
-            {% endif %}
-          {% endif %}
+            {%- endif %}
+          {%- endif %}
 
-          {% include "searchbox.html" %}
+          {%- include "searchbox.html" %}
 
-          {% endblock %}
+          {%- endblock %}
         </div>
 
-        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
-          {% block menu %}
-            {#
-              The singlehtml builder doesn't handle this toctree call when the
-              toctree is empty. Skip building this for now.
-            #}
-            {% if 'singlehtml' not in builder %}
-              {% set global_toc = toctree(maxdepth=theme_navigation_depth|int,
-                                          collapse=theme_collapse_navigation|tobool,
-                                          includehidden=theme_includehidden|tobool,
-                                          titles_only=theme_titles_only|tobool) %}
-            {% endif %}
-            {% if global_toc %}
-              {{ global_toc }}
-            {% else %}
+        {%- block navigation %}
+        {#- Translators: This is an ARIA section label for the main navigation menu -#}
+        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="{{ _('Navigation menu') }}">
+          {%- block menu %}
+            {%- set toctree = toctree(maxdepth=theme_navigation_depth|int,
+                                      collapse=theme_collapse_navigation|tobool,
+                                      includehidden=theme_includehidden|tobool,
+                                      titles_only=theme_titles_only|tobool) %}
+            {%- if toctree %}
+              {{ toctree }}
+            {%- else %}
               <!-- Local TOC -->
               <div class="local-toc">{{ toc }}</div>
-            {% endif %}
-          {% endblock %}
+            {%- endif %}
+          {%- endblock %}
         </div>
+        {%- endblock %}
       </div>
     </nav>
 
     <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
 
-      {# MOBILE NAV, TRIGGLES SIDE NAV ON TOGGLE #}
-      <nav class="wy-nav-top" aria-label="top navigation">
-        {% block mobile_nav %}
+      {#- MOBILE NAV, TRIGGLES SIDE NAV ON TOGGLE #}
+      {#- Translators: This is an ARIA section label for the navigation menu that is visible when viewing the page on mobile devices -#}
+      <nav class="wy-nav-top" aria-label="{{ _('Mobile navigation menu') }}" {% if theme_style_nav_header_background %} style="background: {{theme_style_nav_header_background}}" {% endif %}>
+        {%- block mobile_nav %}
           <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
           <a href="{{ pathto(master_doc) }}">{{ project }}</a>
-        {% endblock %}
+        {%- endblock %}
       </nav>
 
-
       <div class="wy-nav-content">
       {%- block content %}
-        {% if theme_style_external_links|tobool %}
+        {%- if theme_style_external_links|tobool %}
         <div class="rst-content style-external-links">
-        {% else %}
+        {%- else %}
         <div class="rst-content">
-        {% endif %}
+        {%- endif %}
           {% include "breadcrumbs.html" %}
           <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
           {%- block document %}
            <div itemprop="articleBody">
-            {% block body %}{% endblock %}
+             {% block body %}{% endblock %}
            </div>
-           {% if self.comments()|trim %}
-           <div class="articleComments">
-            {% block comments %}{% endblock %}
-           </div>
-           {% endif%}
+           {%- if self.comments()|trim %}
+             <div class="articleComments">
+               {%- block comments %}{% endblock %}
+             </div>
+           {%- endif%}
           </div>
           {%- endblock %}
           {% include "footer.html" %}
         </div>
       {%- endblock %}
       </div>
-
     </section>
-
   </div>
-  {% include "versions.html" %}
-
-  {% if not embedded %}
-
-    <script type="text/javascript">
-        var DOCUMENTATION_OPTIONS = {
-            URL_ROOT:'{{ url_root }}',
-            VERSION:'{{ release|e }}',
-            LANGUAGE:'{{ language }}',
-            COLLAPSE_INDEX:false,
-            FILE_SUFFIX:'{{ '' if no_search_suffix else file_suffix }}',
-            HAS_SOURCE:  {{ has_source|lower }},
-            SOURCELINK_SUFFIX: '{{ sourcelink_suffix }}'
-        };
-    </script>
-    {%- for scriptfile in script_files %}
-      <script type="text/javascript" src="{{ pathto(scriptfile, 1) }}"></script>
-    {%- endfor %}
-
-  {% endif %}
+  {% include "versions.html" -%}
 
-  <script type="text/javascript" src="{{ pathto('_static/js/theme.js', 1) }}"></script>
-
-  <script type="text/javascript">
+  <script>
       jQuery(function () {
           SphinxRtdTheme.Navigation.enable({{ 'true' if theme_sticky_navigation|tobool else 'false' }});
       });
   </script>
 
+  {#- Do not conflict with RTD insertion of analytics script #}
+  {%- if not READTHEDOCS %}
+    {%- if theme_analytics_id %}
+    <!-- Theme Analytics -->
+    <script async src="https://www.googletagmanager.com/gtag/js?id={{ theme_analytics_id }}"></script>
+    <script>
+      window.dataLayer = window.dataLayer || [];
+      function gtag(){dataLayer.push(arguments);}
+      gtag('js', new Date());
+
+      gtag('config', '{{ theme_analytics_id }}', {
+          'anonymize_ip': {{ 'true' if theme_analytics_anonymize_ip|tobool else 'false' }},
+      });
+    </script>
+
+    {%- endif %}
+  {%- endif %}
+
   {%- block footer %} {% endblock %}
 
 </body>
diff --git a/docs/source/_themes/custom_theme/locale/de/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/de/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..d23b34b
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/de/LC_MESSAGES/sphinx.po
@@ -0,0 +1,136 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Tom Kunze <transifex.com@tomabrafix.de>, 2019
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Tom Kunze <transifex.com@tomabrafix.de>, 2019\n"
+"Language-Team: German (https://www.transifex.com/readthedocs/teams/101354/de/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: de\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Auf GitHub bearbeiten"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Auf Bitbucket bearbeiten"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Auf GitLab bearbeiten"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Quelltext anzeigen"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Zurück"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Weiter"
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Build"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Zuletzt aktualisiert am %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Erstellt mit %(sphinx_web)s mit einem"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "bereitgestellt von %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "%(docstitle)s durchsuchen"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Über diese Dokumentation"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Index"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Suche"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Copyright"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "Bitte aktiviere JavaScript, um die Suchfunktion zu nutzen."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Suchergebnisse"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Es wurden keine mit deiner Suchanfrage übereinstimmenden Dokumente gefunden."
+" Achte darauf, dass alle Wörter richtig geschrieben sind und dass genug "
+"Kategorien ausgewählt sind."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Dokumentation durchsuchen"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versionen"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "Auf Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Projektübersicht"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Builds"
diff --git a/docs/source/_themes/custom_theme/locale/en/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/en/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..1f63df4
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/en/LC_MESSAGES/sphinx.po
@@ -0,0 +1,200 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 15:43-0600\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language: en\n"
+"Language-Team: en <LL@li.org>\n"
+"Plural-Forms: nplurals=2; plural=(n != 1)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=utf-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+
+#. This is an ARIA section label for page links, including previous/next page
+#. link and links to GitHub/GitLab/etc.
+#: sphinx_rtd_theme/breadcrumbs.html:22
+msgid "Page navigation"
+msgstr ""
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr ""
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr ""
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr ""
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr ""
+
+#. This is an ARIA section label for sequential page links, such as previous
+#. and next page links.
+#: sphinx_rtd_theme/breadcrumbs.html:67
+msgid "Sequential page navigation"
+msgstr ""
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr ""
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr ""
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr ""
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr ""
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr ""
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr ""
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr ""
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr ""
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr ""
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr ""
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr ""
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr ""
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr ""
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr ""
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr ""
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr ""
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr ""
+
+#. This is an ARIA section label for the main navigation menu
+#: sphinx_rtd_theme/layout.html:173
+msgid "Navigation menu"
+msgstr ""
+
+#. This is an ARIA section label for the navigation menu that is visible when
+#. viewing the page on mobile devices
+#: sphinx_rtd_theme/layout.html:195
+msgid "Mobile navigation menu"
+msgstr ""
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr ""
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr ""
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words "
+"are spelled correctly and that you've selected enough categories."
+msgstr ""
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr ""
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr ""
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr ""
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr ""
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr ""
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr ""
+
+#~ msgid "Docs"
+#~ msgstr ""
+
+#~ msgid "Free document hosting provided by"
+#~ msgstr ""
+
+#~ msgid "Documentation Home"
+#~ msgstr ""
+
+#~ msgid "Breadcrumbs"
+#~ msgstr ""
+
+#~ msgid "Main"
+#~ msgstr ""
+
+#~ msgid "Top"
+#~ msgstr ""
diff --git a/docs/source/_themes/custom_theme/locale/es/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/es/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..80d32ed
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/es/LC_MESSAGES/sphinx.po
@@ -0,0 +1,168 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Anthony <aj@ohess.org>, 2019
+# Radina Matic <radina.matic@gmail.com>, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Radina Matic <radina.matic@gmail.com>, 2021\n"
+"Language-Team: Spanish (https://www.transifex.com/readthedocs/teams/101354/es/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: es\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Editar en GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Editar en Bitbucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Editar en GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Ver código fuente de la página"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Anterior"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Siguiente"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Pie de página"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Derechos de autor</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Derechos de autor %(copyright)s."
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Compilación"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Revisión"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Actualizado por última vez el %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Compilado con %(sphinx_web)s usando un"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "tema"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "proporcionado por %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Buscar en %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Sobre esta documentación"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Índice"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Búsqueda"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Derechos de autor"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logotipo"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr ""
+"Por favor, active JavaScript para habilitar la funcionalidad de búsqueda."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Resultados de la búsqueda"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Su búsqueda no coincide con ningún documento. Por favor, asegúrese de que "
+"todas las palabras estén correctamente escritas y que usted haya "
+"seleccionado las suficientes categorías."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Buscar documentos"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versiones"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Descargas"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "En Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Página de Proyecto"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Compilaciones"
diff --git a/docs/source/_themes/custom_theme/locale/et/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/et/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..6f38904
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/et/LC_MESSAGES/sphinx.po
@@ -0,0 +1,166 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Anthony <aj@ohess.org>, 2020
+# Ivar Smolin <okul@linux.ee>, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Ivar Smolin <okul@linux.ee>, 2021\n"
+"Language-Team: Estonian (https://www.transifex.com/readthedocs/teams/101354/et/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: et\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Muuda GitHubis"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Muuda Bitbucketis"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Muuda GitLabis"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Vaata lehe lähtekoodi"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Eelmine"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Järgmine"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Jalus"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Autoriõigus</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Autoriõigus %(copyright)s."
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Ehitus"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Redaktsioon"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Viimati uuendatud  %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Ehitatud %(sphinx_web)s'iga,"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "kujundusteema"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "on loonud %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Otsi dokumendist %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Nende dokumentide kirjeldused"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Indeks"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Otsing"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Autoriõigus"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "Otsimisfunktsiooni lubamiseks aktiveeri palun JavaScript"
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Otsingu tulemused"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Sinu otsingule ei vastanud ükski dokument. Palun veendu, et kõik sisestatud "
+"sõnad on õigesti kirjutatud ja sa oled valikud piisaval hulgal kategooriaid."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Otsi dokumente"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versioonid"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Allalaadimised"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "Saidil Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Projekti kodu"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Ehitused"
diff --git a/docs/source/_themes/custom_theme/locale/fa_IR/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/fa_IR/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..c550e09
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/fa_IR/LC_MESSAGES/sphinx.po
@@ -0,0 +1,160 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Anthony <aj@ohess.org>, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Anthony <aj@ohess.org>, 2021\n"
+"Language-Team: Persian (Iran) (https://www.transifex.com/readthedocs/teams/101354/fa_IR/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: fa_IR\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "ویرایش در GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "ویرایش در Bitbucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "ویرایش در GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "نمایش متن منبع صفحه"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "پیشین"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "بعدی"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">حق انتشار</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; حق انتشار%(copyright)s."
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "ساخت"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "بازبینی"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "آخرین بروز رسانی در %(last_updated)s ."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "ساخته شده با %(sphinx_web)s"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "پوسته"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "تهیّه شده با %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "جستجو در %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "درباره این مستندات"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "فهرست"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "جستجوی"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "کپی رایت"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "آرم"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "لطفاً جاوا اسکریپت را فعّال کنید تا قابلیّت جستجو فعّال شود."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "نتایج جستجو"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"جستجوی شما با هیچ سندی مطابقت نداشت. لطفاً از درستی املای واژگان مطمئن شوید."
+" هم‌چنین بررسی کنید آیا به اندازه کافی دسته بندی انتخاب کرده‌اید."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "جستجوی مستندات"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "نگارش‌ها"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "بارگیری‌ها"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "درباره‌ی خواندن مستندات"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "صفحه خانگی پروژه"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "ساخت‌ها"
diff --git a/docs/source/_themes/custom_theme/locale/fr/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/fr/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..6478b32
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/fr/LC_MESSAGES/sphinx.po
@@ -0,0 +1,167 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Anthony <aj@ohess.org>, 2020
+# Radina Matic <radina.matic@gmail.com>, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Radina Matic <radina.matic@gmail.com>, 2021\n"
+"Language-Team: French (https://www.transifex.com/readthedocs/teams/101354/fr/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: fr\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Éditer sur GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Éditer sur Bitbucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Éditer sur GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Afficher la source de la page"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Précédent"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Suivant"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Pied de page"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Droits d'auteur</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Droits d'auteur %(copyright)s."
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Compilation"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Révision"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Dernière mise à jour le %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Compilé avec %(sphinx_web)s en utilisant un"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "thème"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "fourni par %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Rechercher dans %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "À propos de cette documentation"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Index"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Rechercher"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Droits d'auteur"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "Activez JavaScript pour accéder à la fonction de recherche."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Résultats de la recherche"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Votre recherche ne correspond à aucun document. Assurez-vous que tous les "
+"mots sont correctement orthographiés et que vous avez sélectionné "
+"suffisamment de catégories."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Rechercher docs"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versions"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Téléchargements"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "À propos de Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Accueil du projet"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Compilations"
diff --git a/docs/source/_themes/custom_theme/locale/it/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/it/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..b03749f
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/it/LC_MESSAGES/sphinx.po
@@ -0,0 +1,190 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Anthony <aj@ohess.org>, 2021
+# Maurizio Paglia <mpaglia0@gmail.com>, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Maurizio Paglia <mpaglia0@gmail.com>, 2021\n"
+"Language-Team: Italian (https://www.transifex.com/readthedocs/teams/101354/it/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: it\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#. This is an ARIA section label for page links, including previous/next page
+#. link and links to GitHub/GitLab/etc.
+#: sphinx_rtd_theme/breadcrumbs.html:22
+msgid "Page navigation"
+msgstr "Naviga tra le pagine"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Modifica su GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Modifica su Bitbucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Modifica su GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Visualizza sorgente pagina"
+
+#. This is an ARIA section label for sequential page links, such as previous
+#. and next page links.
+#: sphinx_rtd_theme/breadcrumbs.html:67
+msgid "Sequential page navigation"
+msgstr "Naviga sequenzialmente tra le pagine"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Precedente"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Prossimo"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Piè di pagina"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Copyright %(copyright)s."
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Rev."
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Revisione"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Ultimo aggiornamento il %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Realizzato con %(sphinx_web)s e il tema"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "tema"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "fornito da %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Cerca in %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Nota sulla documentazione"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Indice"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Ricerca"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Copyright"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#. This is an ARIA section label for the main navigation menu
+#: sphinx_rtd_theme/layout.html:173
+msgid "Navigation menu"
+msgstr "Menu di navigazione"
+
+#. This is an ARIA section label for the navigation menu that is visible when
+#. viewing the page on mobile devices
+#: sphinx_rtd_theme/layout.html:195
+msgid "Mobile navigation menu"
+msgstr "Menu navigazione dispositivi mobili"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "Devi attivare JavaScript per attivare la funzione di ricerca."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Risultati della ricerca"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"La tua ricerca non ha prodotto nessun risultato. Assicurati di aver scritto "
+"correttamente tutti i termini cercati e di aver selezionato sufficienti "
+"categorie."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Cerca documenti"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versioni"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Downloads"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "Riguardo Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Home progetto"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Rev."
diff --git a/docs/source/_themes/custom_theme/locale/lt/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/lt/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..a3dcb3b
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/lt/LC_MESSAGES/sphinx.po
@@ -0,0 +1,188 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Tomas Straupis, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Tomas Straupis, 2021\n"
+"Language-Team: Lithuanian (https://www.transifex.com/readthedocs/teams/101354/lt/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: lt\n"
+"Plural-Forms: nplurals=4; plural=(n % 10 == 1 && (n % 100 > 19 || n % 100 < 11) ? 0 : (n % 10 >= 2 && n % 10 <=9) && (n % 100 > 19 || n % 100 < 11) ? 1 : n % 1 != 0 ? 2: 3);\n"
+
+#. This is an ARIA section label for page links, including previous/next page
+#. link and links to GitHub/GitLab/etc.
+#: sphinx_rtd_theme/breadcrumbs.html:22
+msgid "Page navigation"
+msgstr "Puslapių navigacija"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Keisti GitHub'e"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Keisti Bitbucket'e"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Keisti GitLab'e"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Žiūrėti puslapio šaltinį"
+
+#. This is an ARIA section label for sequential page links, such as previous
+#. and next page links.
+#: sphinx_rtd_theme/breadcrumbs.html:67
+msgid "Sequential page navigation"
+msgstr "Puslapių navigacija iš eilės"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Ankstesnis"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Kitas"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Poraštė"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Copyright %(copyright)s."
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Surinkimas"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Versija"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Atnaujinta %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Surinkta su %(sphinx_web)s naudojant"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "temą"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "pateiktą %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Ieškoti %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Apie šiuos dokumentus"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Indeksas"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Paieška"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Autorių teisės"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#. This is an ARIA section label for the main navigation menu
+#: sphinx_rtd_theme/layout.html:173
+msgid "Navigation menu"
+msgstr "Navigacijos meniu"
+
+#. This is an ARIA section label for the navigation menu that is visible when
+#. viewing the page on mobile devices
+#: sphinx_rtd_theme/layout.html:195
+msgid "Mobile navigation menu"
+msgstr "Mobilios navigacijos meniu"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "Prašome įjungti JavaScript, kad veiktų paieškos funkcionalumas."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Paieškos rezultatai"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Jūsų paieškai neatitiko nei vienas dokumentas. Prašome įsitikinti, kad visi "
+"žodžiai parašyti teisingai ir kad parinkote pakankamai kategorijų."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Ieškoti dokumentuose"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versijos"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Atsisiuntimai"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "Apie Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Projekto namai"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Surinkimai"
diff --git a/docs/source/_themes/custom_theme/locale/nl/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/nl/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..81d951e
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/nl/LC_MESSAGES/sphinx.po
@@ -0,0 +1,188 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Jesse Tan, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Jesse Tan, 2021\n"
+"Language-Team: Dutch (https://www.transifex.com/readthedocs/teams/101354/nl/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: nl\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#. This is an ARIA section label for page links, including previous/next page
+#. link and links to GitHub/GitLab/etc.
+#: sphinx_rtd_theme/breadcrumbs.html:22
+msgid "Page navigation"
+msgstr "Paginanavigatie"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Bewerk op GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Bewerk op BitBucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Bewerk op GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Bekijk paginabron"
+
+#. This is an ARIA section label for sequential page links, such as previous
+#. and next page links.
+#: sphinx_rtd_theme/breadcrumbs.html:67
+msgid "Sequential page navigation"
+msgstr "Navigatie voor gerelateerde pagina's"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Vorige"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Volgende"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Voettekst"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Copyright %(copyright)s."
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Bouwresultaat"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Revisie"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Laatste update op %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Gebouwd met %(sphinx_web)s met een"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "thema"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "geleverd door %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Zoek binnen %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Over deze documenten"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Index"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Zoek"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Copyright"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#. This is an ARIA section label for the main navigation menu
+#: sphinx_rtd_theme/layout.html:173
+msgid "Navigation menu"
+msgstr "Navigatiemenu"
+
+#. This is an ARIA section label for the navigation menu that is visible when
+#. viewing the page on mobile devices
+#: sphinx_rtd_theme/layout.html:195
+msgid "Mobile navigation menu"
+msgstr "Navigatiemenu voor mobiel"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "Zet JavaScript aan om de zoekfunctie mogelijk te maken."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Zoekresultaten"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Zoekpoging vond geen documenten. Zorg ervoor dat alle woorden correct zijn "
+"gespeld en dat voldoende categorieën zijn geselecteerd."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Zoek in documentatie"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versies"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Downloads"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "Op Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Project Home"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Bouwresultaten"
diff --git a/docs/source/_themes/custom_theme/locale/pl/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/pl/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..9e0bc30
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/pl/LC_MESSAGES/sphinx.po
@@ -0,0 +1,137 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Michal Sniatala, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Michal Sniatala, 2021\n"
+"Language-Team: Polish (https://www.transifex.com/readthedocs/teams/101354/pl/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: pl\n"
+"Plural-Forms: nplurals=4; plural=(n==1 ? 0 : (n%10>=2 && n%10<=4) && (n%100<12 || n%100>14) ? 1 : n!=1 && (n%10>=0 && n%10<=1) || (n%10>=5 && n%10<=9) || (n%100>=12 && n%100<=14) ? 2 : 3);\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Edytuj na GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Edytuj na Bitbucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Edytuj na GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Zobacz źródło strony"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Poprzedni"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Następny"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Prawa zastrzeżone</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Prawa zastrzeżone %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Ostatnia aktualizacja %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Zbudowano w %(sphinx_web)s używając"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "dostarczone przez %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Szukaj w %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "O tych dokumentach"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Indeks"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Szukaj"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Prawa zastrzeżone"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr ""
+"Proszę aktywować obsługę JavaScript, aby włączyć funkcję wyszukiwania."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Wyniki wyszukiwania"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Nie znaleziono szukanej frazy. Upewnij się, że wszystkie słowa są napisane "
+"poprawnie i że wybrałeś wystarczającą liczbę kategorii."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Szukaj"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Wersje"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Pobrania"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "Na Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Strona projektu"
diff --git a/docs/source/_themes/custom_theme/locale/pt/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/pt/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..f8be29a
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/pt/LC_MESSAGES/sphinx.po
@@ -0,0 +1,161 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Ana Costa <anacosta.xl@gmail.com>, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Ana Costa <anacosta.xl@gmail.com>, 2021\n"
+"Language-Team: Portuguese (https://www.transifex.com/readthedocs/teams/101354/pt/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: pt\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#. This is an ARIA section label for page links, including previous/next page
+#. link and links to GitHub/GitLab/etc.
+#: sphinx_rtd_theme/breadcrumbs.html:22
+msgid "Page navigation"
+msgstr "Navegação da página"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Editar no GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Editar no Bitbucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Editar no GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Ver código-fonte da página"
+
+#. This is an ARIA section label for sequential page links, such as previous
+#. and next page links.
+#: sphinx_rtd_theme/breadcrumbs.html:67
+msgid "Sequential page navigation"
+msgstr "Navegação sequencial da página"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Anterior"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Seguinte"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Rodapé"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Revisão"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Última actualização em %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Compilado com %(sphinx_web)s usando um"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "tema"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "fornecido por %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Procurar em %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Sobre estes documentos"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Índice"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Pesquisar"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#. This is an ARIA section label for the main navigation menu
+#: sphinx_rtd_theme/layout.html:173
+msgid "Navigation menu"
+msgstr "Menu de navegação"
+
+#. This is an ARIA section label for the navigation menu that is visible when
+#. viewing the page on mobile devices
+#: sphinx_rtd_theme/layout.html:195
+msgid "Mobile navigation menu"
+msgstr "Menu de navegação móvel"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "Por favor, active o JavaScript para permitir a função de pesquisa."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Resultados de Pesquisa"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"A sua pesquisa não encontrou nenhum documento. Por favor confirme que todas "
+"as palavras estão bem escritas e que selecionou categorias suficientes."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Pesquisar docs"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versões"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Transferências"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "No Read the Docs"
diff --git a/docs/source/_themes/custom_theme/locale/pt_BR/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/pt_BR/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..0a5b543
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/pt_BR/LC_MESSAGES/sphinx.po
@@ -0,0 +1,191 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Rafael Fontenelle <rffontenelle@gmail.com>, 2021
+# Wellington Uemura <wellingtonuemura@gmail.com>, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Wellington Uemura <wellingtonuemura@gmail.com>, 2021\n"
+"Language-Team: Portuguese (Brazil) (https://www.transifex.com/readthedocs/teams/101354/pt_BR/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: pt_BR\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
+
+#. This is an ARIA section label for page links, including previous/next page
+#. link and links to GitHub/GitLab/etc.
+#: sphinx_rtd_theme/breadcrumbs.html:22
+msgid "Page navigation"
+msgstr "Navegação da página"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Editar no GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Editar no Bitbucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Editar no GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Ver código-fonte da página"
+
+#. This is an ARIA section label for sequential page links, such as previous
+#. and next page links.
+#: sphinx_rtd_theme/breadcrumbs.html:67
+msgid "Sequential page navigation"
+msgstr "Navegação sequencial da página"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Anterior"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Próximo"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Rodapé"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Direitos autorais</a> %(copyright)s."
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Direitos autorais %(copyright)s."
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Compilação"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Revisão"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Última atualização em %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Compilado com %(sphinx_web)s usando um"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "tema"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "fornecido por %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Pesquisar em %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Sobre esses documentos"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Índice"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Pesquisar"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Copyright"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#. This is an ARIA section label for the main navigation menu
+#: sphinx_rtd_theme/layout.html:173
+msgid "Navigation menu"
+msgstr "Menu de navegação"
+
+#. This is an ARIA section label for the navigation menu that is visible when
+#. viewing the page on mobile devices
+#: sphinx_rtd_theme/layout.html:195
+msgid "Mobile navigation menu"
+msgstr "Menu de navegação móvel"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr ""
+"Por favor, ative JavaScript para habilitar a funcionalidade de pesquisa."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Resultados da pesquisa"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"A sua pesquisa não encontrou nenhum documento correspondente. Verifique se "
+"todas as palavras estão escritas corretamente e se você selecionou "
+"categorias suficientes."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Pesquisar documentos"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versões"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Downloads"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "No Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Página inicial"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Compilações"
diff --git a/docs/source/_themes/custom_theme/locale/ru/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/ru/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..76d010c
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/ru/LC_MESSAGES/sphinx.po
@@ -0,0 +1,189 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# lvv83 <vlozhkin83@gmail.com>, 2019
+# Dmitry Shachnev <mitya57@gmail.com>, 2021
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Dmitry Shachnev <mitya57@gmail.com>, 2021\n"
+"Language-Team: Russian (https://www.transifex.com/readthedocs/teams/101354/ru/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: ru\n"
+"Plural-Forms: nplurals=4; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<12 || n%100>14) ? 1 : n%10==0 || (n%10>=5 && n%10<=9) || (n%100>=11 && n%100<=14)? 2 : 3);\n"
+
+#. This is an ARIA section label for page links, including previous/next page
+#. link and links to GitHub/GitLab/etc.
+#: sphinx_rtd_theme/breadcrumbs.html:22
+msgid "Page navigation"
+msgstr "Навигация по страницам"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Редактировать на GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Редактировать на BitBucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Редактировать на GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Просмотреть исходный код страницы"
+
+#. This is an ARIA section label for sequential page links, such as previous
+#. and next page links.
+#: sphinx_rtd_theme/breadcrumbs.html:67
+msgid "Sequential page navigation"
+msgstr "Навигация по соседним страницам"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Предыдущая"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Следующая"
+
+#. This is an ARIA section label for the footer section of the page.
+#: sphinx_rtd_theme/footer.html:4
+msgid "Footer"
+msgstr "Нижняя область"
+
+#: sphinx_rtd_theme/footer.html:21
+#, python-format
+msgid "&#169; <a href=\"%(path)s\">Copyright</a> %(copyright)s."
+msgstr "&#169; <a href=\"%(path)s\">Авторские права</a> %(copyright)s. "
+
+#: sphinx_rtd_theme/footer.html:23
+#, python-format
+msgid "&#169; Copyright %(copyright)s."
+msgstr "&#169; Авторские права %(copyright)s. "
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Сборка"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Ревизия"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Последний раз обновлено %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Собрано при помощи %(sphinx_web)s с использованием"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "темы,"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "предоставленной %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Поиск в %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Об этих документах"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Алфавитный указатель"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Поиск"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Авторские права"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Логотип"
+
+#. This is an ARIA section label for the main navigation menu
+#: sphinx_rtd_theme/layout.html:173
+msgid "Navigation menu"
+msgstr "Меню навигации"
+
+#. This is an ARIA section label for the navigation menu that is visible when
+#. viewing the page on mobile devices
+#: sphinx_rtd_theme/layout.html:195
+msgid "Mobile navigation menu"
+msgstr "Меню навигации для мобильных устройств"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "Активируйте JavaScript, чтобы использовать функционал поиска."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Результаты поиска"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"По Вашему запросу не найдено результатов. Пожалуйста, проверьте, что все "
+"слова написаны правильно, и Вы выбрали нужные категории."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Поиск в документации"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Версии"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Загрузки"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "На Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Домашняя страница проекта"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Сборки"
diff --git a/docs/source/_themes/custom_theme/locale/sv/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/sv/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..0a43861
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/sv/LC_MESSAGES/sphinx.po
@@ -0,0 +1,151 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# Daniel Holmberg <daniel.holmberg97@gmail.com>, 2020
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Daniel Holmberg <daniel.holmberg97@gmail.com>, 2020\n"
+"Language-Team: Swedish (https://www.transifex.com/readthedocs/teams/101354/sv/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: sv\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "Editera på GitHub"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Editera på Bitbucket"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "Editera på GitLab"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Visa sidkälla"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Tillbaka"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Nästa"
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Bygg"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Ändra"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Senast uppdaterad %(last_updated)s."
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "Gjord med %(sphinx_web)s med hjälp av"
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "tema"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "erhållet av %(readthedocs_web)s"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "Sök i %(docstitle)s"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Om dessa dokument"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Index"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Sök"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Upphovsrätt"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr ""
+"Var vänlig och aktivera JavaScript för att möjliggöra sökfunktionaliteten."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Sökresultat"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Din sökning gav inga träffar. Var vänlig och se till att alla ord är rätt "
+"stavade och att du har valt tillräckligt många kategorier."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Sök i dokumentationen"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Versioner"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "Nerladdningar"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "På Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Projekt Hem"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Versioner"
diff --git a/docs/source/_themes/custom_theme/locale/tr/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/tr/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..ac4b7a3
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/tr/LC_MESSAGES/sphinx.po
@@ -0,0 +1,143 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# BouRock, 2020
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: BouRock, 2020\n"
+"Language-Team: Turkish (https://www.transifex.com/readthedocs/teams/101354/tr/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: tr\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "GitHub'da Düzenle"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "Bitbucket'ta Düzenle"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "GitLab'ta Düzenle"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "Sayfa kaynağını görüntüle"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "Önceki"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "Sonraki"
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "Oluşturma"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "Gözden geçirme"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "Son olarak %(last_updated)s tarihinde güncellendi."
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "tema"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "kullanılarak %(readthedocs_web)s tarafından sağlanmasıyla oluşturuldu"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "%(docstitle)s içinde ara"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "Bu belgeler hakkında"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "Dizin"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "Arama"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "Telif hakkı"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr ""
+"Arama işlevselliğini etkinleştirmek için lütfen JavaScript'i etkinleştirin."
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "Arama Sonuçları"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr ""
+"Aramanız hiçbir belgeyle eşleşmedi. Lütfen tüm kelimelerin doğru "
+"yazıldığından ve yeterli kategori seçtiğinizden emin olun."
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "Belgeleri arayın"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "Sürümler"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "İndirmeler"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "Read the Docs Üzerinde"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "Proje Ana Sayfa"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "Oluşturmalar"
diff --git a/docs/source/_themes/custom_theme/locale/zh_CN/LC_MESSAGES/sphinx.po b/docs/source/_themes/custom_theme/locale/zh_CN/LC_MESSAGES/sphinx.po
new file mode 100644
index 0000000..94b54f5
--- /dev/null
+++ b/docs/source/_themes/custom_theme/locale/zh_CN/LC_MESSAGES/sphinx.po
@@ -0,0 +1,149 @@
+# English translations for sphinx_rtd_theme.
+# Copyright (C) 2019 ORGANIZATION
+# This file is distributed under the same license as the sphinx_rtd_theme
+# project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2019.
+#
+# Translators:
+# 王赛 <wangsai@bootcss.com>, 2019
+# Anthony <aj@ohess.org>, 2020
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: sphinx_rtd_theme 0.4.3.dev0\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-09-13 13:35-0600\n"
+"PO-Revision-Date: 2019-07-16 21:44+0000\n"
+"Last-Translator: Anthony <aj@ohess.org>, 2020\n"
+"Language-Team: Chinese (China) (https://www.transifex.com/readthedocs/teams/101354/zh_CN/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+"Language: zh_CN\n"
+"Plural-Forms: nplurals=1; plural=0;\n"
+
+#: sphinx_rtd_theme/breadcrumbs.html:37 sphinx_rtd_theme/breadcrumbs.html:39
+msgid "Edit on GitHub"
+msgstr "在 GitHub 上修改"
+
+#: sphinx_rtd_theme/breadcrumbs.html:44 sphinx_rtd_theme/breadcrumbs.html:46
+msgid "Edit on Bitbucket"
+msgstr "在 Bitbucket 上修改"
+
+#: sphinx_rtd_theme/breadcrumbs.html:51 sphinx_rtd_theme/breadcrumbs.html:53
+msgid "Edit on GitLab"
+msgstr "在 GitLab 上修改"
+
+#: sphinx_rtd_theme/breadcrumbs.html:56 sphinx_rtd_theme/breadcrumbs.html:58
+msgid "View page source"
+msgstr "查看页面源码"
+
+#: sphinx_rtd_theme/breadcrumbs.html:69 sphinx_rtd_theme/footer.html:6
+msgid "Previous"
+msgstr "上一页"
+
+#: sphinx_rtd_theme/breadcrumbs.html:72 sphinx_rtd_theme/footer.html:9
+msgid "Next"
+msgstr "下一页"
+
+#. Build is a noun, not a verb
+#: sphinx_rtd_theme/footer.html:30
+msgid "Build"
+msgstr "构建"
+
+#. the phrase "revision" comes from Git, referring to a commit
+#: sphinx_rtd_theme/footer.html:36
+msgid "Revision"
+msgstr "修订"
+
+#: sphinx_rtd_theme/footer.html:41
+#, python-format
+msgid "Last updated on %(last_updated)s."
+msgstr "最后更新时间 %(last_updated)s。"
+
+#. the variable "sphinx_web" is a link to the Sphinx project documentation
+#. with
+#. the text "Sphinx"
+#: sphinx_rtd_theme/footer.html:53
+#, python-format
+msgid "Built with %(sphinx_web)s using a"
+msgstr "利用 %(sphinx_web)s 构建，使用了 "
+
+#. "theme" refers to a theme for Sphinx, which alters the appearance of the
+#. generated documenation
+#: sphinx_rtd_theme/footer.html:55
+msgid "theme"
+msgstr "主题"
+
+#. this is always used as "provided by Read the Docs", and should not imply
+#. Read the Docs is an author of the generated documentation.
+#: sphinx_rtd_theme/footer.html:57
+#, python-format
+msgid "provided by %(readthedocs_web)s"
+msgstr "由 %(readthedocs_web)s开发"
+
+#: sphinx_rtd_theme/layout.html:97
+#, python-format
+msgid "Search within %(docstitle)s"
+msgstr "在 %(docstitle)s中搜索"
+
+#: sphinx_rtd_theme/layout.html:105
+msgid "About these documents"
+msgstr "关于此文档"
+
+#: sphinx_rtd_theme/layout.html:108
+msgid "Index"
+msgstr "索引"
+
+#: sphinx_rtd_theme/layout.html:111 sphinx_rtd_theme/search.html:11
+msgid "Search"
+msgstr "搜索"
+
+#: sphinx_rtd_theme/layout.html:114
+msgid "Copyright"
+msgstr "版权所有"
+
+#: sphinx_rtd_theme/layout.html:147 sphinx_rtd_theme/layout.html:149
+msgid "Logo"
+msgstr "Logo"
+
+#: sphinx_rtd_theme/search.html:31
+msgid "Please activate JavaScript to enable the search functionality."
+msgstr "请启用 JavaScript 以便使用搜索功能"
+
+#. Search is a noun, not a verb
+#: sphinx_rtd_theme/search.html:39
+msgid "Search Results"
+msgstr "搜索结果"
+
+#: sphinx_rtd_theme/search.html:41
+msgid ""
+"Your search did not match any documents. Please make sure that all words are"
+" spelled correctly and that you've selected enough categories."
+msgstr "您的搜索没有匹配到任何文档。请确保所有单词拼写正确，并选择了足够多的类别。"
+
+#: sphinx_rtd_theme/searchbox.html:4
+msgid "Search docs"
+msgstr "在文档中搜索"
+
+#: sphinx_rtd_theme/versions.html:3 sphinx_rtd_theme/versions.html:11
+msgid "Versions"
+msgstr "版本列表"
+
+#: sphinx_rtd_theme/versions.html:17
+msgid "Downloads"
+msgstr "下载链接"
+
+#. The phrase "Read the Docs" is not translated
+#: sphinx_rtd_theme/versions.html:24
+msgid "On Read the Docs"
+msgstr "托管于 Read the Docs"
+
+#: sphinx_rtd_theme/versions.html:26
+msgid "Project Home"
+msgstr "项目首页"
+
+#: sphinx_rtd_theme/versions.html:29
+msgid "Builds"
+msgstr "构建"
diff --git a/docs/source/_themes/custom_theme/search.html b/docs/source/_themes/custom_theme/search.html
index e3aa9b5..4c282db 100644
--- a/docs/source/_themes/custom_theme/search.html
+++ b/docs/source/_themes/custom_theme/search.html
@@ -5,31 +5,37 @@
     Template for the search page.
 
     :copyright: Copyright 2007-2013 by the Sphinx team, see AUTHORS.
-    :license: BSD, see LICENSE for details.
+    :license: BSD, see https://github.com/sphinx-doc/sphinx/blob/master/LICENSE for details.
 #}
 {%- extends "layout.html" %}
 {% set title = _('Search') %}
-{% set script_files = script_files + ['_static/searchtools.js'] %}
+{% set display_vcs_links = False %}
+{%- block scripts %}
+    {{ super() }}
+    <script src="{{ pathto('_static/searchtools.js', 1) }}"></script>
+    <script src="{{ pathto('_static/language_data.js', 1) }}"></script>
+{%- endblock %}
 {% block footer %}
-  <script type="text/javascript">
+  <script>
     jQuery(function() { Search.loadIndex("{{ pathto('searchindex.js', 1) }}"); });
   </script>
   {# this is used when loading the search index using $.ajax fails,
      such as on Chrome for documents on localhost #}
-  <script type="text/javascript" id="searchindexloader"></script>
+  <script id="searchindexloader"></script>
   {{ super() }}
 {% endblock %}
 {% block body %}
   <noscript>
   <div id="fallback" class="admonition warning">
     <p class="last">
-      {% trans %}Please activate JavaScript to enable the search
+      {% trans trimmed %}Please activate JavaScript to enable the search
       functionality.{% endtrans %}
     </p>
   </div>
   </noscript>
 
   {% if search_performed %}
+    {# Translators: Search is a noun, not a verb #}
     <h2>{{ _('Search Results') }}</h2>
     {% if not search_results %}
       <p>{{ _('Your search did not match any documents. Please make sure that all words are spelled correctly and that you\'ve selected enough categories.') }}</p>
diff --git a/docs/source/_themes/custom_theme/searchbox.html b/docs/source/_themes/custom_theme/searchbox.html
index 606f5c8..bc3ee5f 100644
--- a/docs/source/_themes/custom_theme/searchbox.html
+++ b/docs/source/_themes/custom_theme/searchbox.html
@@ -1,4 +1,4 @@
-{%- if builder != 'singlehtml' %}
+{%- if 'singlehtml' not in builder %}
 <div role="search">
   <form id="rtd-search-form" class="wy-form" action="{{ pathto('search') }}" method="get">
     <input type="text" name="q" placeholder="{{ _('Search docs') }}" />
diff --git a/docs/source/_themes/custom_theme/static/css/badge_only.css b/docs/source/_themes/custom_theme/static/css/badge_only.css
index 323730a..b1a0fbf 100644
--- a/docs/source/_themes/custom_theme/static/css/badge_only.css
+++ b/docs/source/_themes/custom_theme/static/css/badge_only.css
@@ -1 +1 @@
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diff --git a/docs/source/_themes/custom_theme/static/js/theme.js b/docs/source/_themes/custom_theme/static/js/theme.js
index 68d3ba0..d8a98c6 100644
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diff --git a/docs/source/_themes/custom_theme/theme.conf b/docs/source/_themes/custom_theme/theme.conf
index 97136bf..5cc687d 100644
--- a/docs/source/_themes/custom_theme/theme.conf
+++ b/docs/source/_themes/custom_theme/theme.conf
@@ -6,6 +6,7 @@ pygments_style = default
 [options]
 canonical_url =
 analytics_id =
+analytics_anonymize_ip = False
 collapse_navigation = True
 sticky_navigation = True
 navigation_depth = 4
@@ -15,3 +16,5 @@ logo_only =
 display_version = True
 prev_next_buttons_location = bottom
 style_external_links = False
+style_nav_header_background =
+vcs_pageview_mode =
diff --git a/docs/source/_themes/custom_theme/versions.html b/docs/source/_themes/custom_theme/versions.html
index 4b057d3..bab969e 100644
--- a/docs/source/_themes/custom_theme/versions.html
+++ b/docs/source/_themes/custom_theme/versions.html
@@ -1,6 +1,6 @@
 {% if READTHEDOCS %}
 {# Add rst-badge after rst-versions for small badge style. #}
-  <div class="rst-versions" data-toggle="rst-versions" role="note" aria-label="versions">
+  <div class="rst-versions" data-toggle="rst-versions" role="note" aria-label="{{ _('Versions') }}">
     <span class="rst-current-version" data-toggle="rst-current-version">
       <span class="fa fa-book"> Read the Docs</span>
       v: {{ current_version }}
@@ -20,6 +20,7 @@
         {% endfor %}
       </dl>
       <dl>
+        {# Translators: The phrase "Read the Docs" is not translated #}
         <dt>{{ _('On Read the Docs') }}</dt>
           <dd>
             <a href="//{{ PRODUCTION_DOMAIN }}/projects/{{ slug }}/?fromdocs={{ slug }}">{{ _('Project Home') }}</a>
@@ -28,9 +29,6 @@
             <a href="//{{ PRODUCTION_DOMAIN }}/builds/{{ slug }}/?fromdocs={{ slug }}">{{ _('Builds') }}</a>
           </dd>
       </dl>
-      <hr/>
-      {% trans %}Free document hosting provided by <a href="http://www.readthedocs.org">Read the Docs</a>.{% endtrans %}
-
     </div>
   </div>
 {% endif %}
diff --git a/probables/blooms/bloom.py b/probables/blooms/bloom.py
index 9518961..18cfadf 100644
--- a/probables/blooms/bloom.py
+++ b/probables/blooms/bloom.py
@@ -345,8 +345,12 @@ def estimate_elements(self) -> int:
         """Estimate the number of unique elements added
 
         Returns:
-            int: Number of elements estimated to be inserted"""
+            int: Number of elements estimated to be inserted
+        Note:
+            Returns -1 if all bits in the Bloom filter are set"""
         setbits = self._cnt_number_bits_set()
+        if setbits >= self.number_bits:
+            return -1  # not sure this is the "best", but it would signal something is wrong
         log_n = math.log(1 - (float(setbits) / float(self.number_bits)))
         tmp = float(self.number_bits) / float(self.number_hashes)
         return int(-1 * tmp * log_n)
diff --git a/tests/bloom_test.py b/tests/bloom_test.py
index 5fc74f5..3a46dbb 100755
--- a/tests/bloom_test.py
+++ b/tests/bloom_test.py
@@ -373,6 +373,14 @@ def test_bf_load_file(self):
         self.assertEqual("this is a test" in blm2, True)
         self.assertEqual("this is not a test" in blm2, False)
 
+    def test_bf_all_bits_set(self):
+        """test inserting too many elements so that the all bits are set"""
+        blm = BloomFilter(est_elements=10, false_positive_rate=0.05)
+        for i in range(100):
+            blm.add(str(i))
+        # NOTE: this causes an exception when all bits are set
+        self.assertEqual(-1, blm.estimate_elements())
+
     def test_bf_load_invalid_file(self):
         """test importing a bloom filter from an invalid filepath"""
         filename = "invalid.blm"
@@ -869,14 +877,14 @@ def test_bfod_jaccard_diff(self):
             blm3 = blm.jaccard_index(blm2)
             self.assertEqual(blm3, None)
 
-    def test_cbf_jaccard_invalid(self):
+    def test_bfod_jaccard_invalid(self):
         """use an invalid type in a jaccard index cbf"""
         with NamedTemporaryFile(dir=os.getcwd(), suffix=".blm", delete=DELETE_TEMP_FILES) as fobj:
             blm = BloomFilterOnDisk(fobj.name, est_elements=10, false_positive_rate=0.05)
             blm.add("this is a test")
             self.assertRaises(TypeError, lambda: blm.jaccard_index(1))
 
-    def test_cbf_jaccard_invalid_msg(self):
+    def test_bfod_jaccard_invalid_msg(self):
         """check invalid type in a jaccard index message cbf"""
         msg = "The parameter second must be of type BloomFilter or a BloomFilterOnDisk"
         with NamedTemporaryFile(dir=os.getcwd(), suffix=".blm", delete=DELETE_TEMP_FILES) as fobj:
@@ -889,14 +897,14 @@ def test_cbf_jaccard_invalid_msg(self):
             else:
                 self.assertEqual(True, False)
 
-    def test_cbf_union_invalid(self):
+    def test_bfod_union_invalid(self):
         """use an invalid type in a union cbf"""
         with NamedTemporaryFile(dir=os.getcwd(), suffix=".blm", delete=DELETE_TEMP_FILES) as fobj:
             blm = BloomFilterOnDisk(fobj.name, est_elements=10, false_positive_rate=0.05)
             blm.add("this is a test")
             self.assertRaises(TypeError, lambda: blm.jaccard_index(1))
 
-    def test_cbf_union_invalid_msg(self):
+    def test_bfod_union_invalid_msg(self):
         """check invalid type in a union message cbf"""
         msg = "The parameter second must be of type BloomFilter or a BloomFilterOnDisk"
         with NamedTemporaryFile(dir=os.getcwd(), suffix=".blm", delete=DELETE_TEMP_FILES) as fobj:
@@ -909,7 +917,7 @@ def test_cbf_union_invalid_msg(self):
             else:
                 self.assertEqual(True, False)
 
-    def test_cbf_intersection_invalid(self):
+    def test_bfod_intersection_invalid(self):
         """use an invalid type in a intersection cbf"""
         with NamedTemporaryFile(dir=os.getcwd(), suffix=".blm", delete=DELETE_TEMP_FILES) as fobj:
             blm = BloomFilterOnDisk(fobj.name, est_elements=10, false_positive_rate=0.05)
@@ -927,6 +935,15 @@ def test_cbf_intersec_invalid_msg(self):
             except TypeError as ex:
                 self.assertEqual(str(ex), msg)
 
+    def test_bfod_all_bits_set(self):
+        """test inserting too many elements so that the all bits are set"""
+        with NamedTemporaryFile(dir=os.getcwd(), suffix=".blm", delete=DELETE_TEMP_FILES) as fobj:
+            blm = BloomFilterOnDisk(fobj.name, est_elements=10, false_positive_rate=0.05)
+            for i in range(100):
+                blm.add(str(i))
+        # NOTE: this causes an exception when all bits are set
+        self.assertEqual(-1, blm.estimate_elements())
+
 
 if __name__ == "__main__":
     unittest.main()
diff --git a/tests/countingbloom_test.py b/tests/countingbloom_test.py
index d0bcf7b..e3554d2 100755
--- a/tests/countingbloom_test.py
+++ b/tests/countingbloom_test.py
@@ -533,6 +533,14 @@ def test_cbf_inter_diff(self):
         blm2 = CountingBloomFilter(est_elements=10, false_positive_rate=0.01)
         self.assertEqual(blm1.intersection(blm2), None)
 
+    def test_cbf_all_bits_set(self):
+        """test inserting too many elements so that the all bits are set"""
+        blm = CountingBloomFilter(est_elements=10, false_positive_rate=0.05)
+        for i in range(100):
+            blm.add(str(i))
+        # NOTE: this causes an exception when all bits are set
+        self.assertEqual(-1, blm.estimate_elements())
+
 
 if __name__ == "__main__":
     unittest.main()