[IMP] Improve readme and gitignore files

.gitignore

@@ -1,104 +1,8 @@
-# Byte-compiled / optimized / DLL files
-__pycache__/
 *.py[cod]
-*$py.class
+*.swp
+*~
+# Remove IDE files
+.idea/
 
-# C extensions
-*.so
+.vscode/
 
-# Distribution / packaging
-.Python
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-*.egg-info/
-.installed.cfg
-*.egg
-MANIFEST
-
-# PyInstaller
-#  Usually these files are written by a python script from a template
-#  before PyInstaller builds the exe, so as to inject date/other infos into it.
-*.manifest
-*.spec
-
-# Installer logs
-pip-log.txt
-pip-delete-this-directory.txt
-
-# Unit test / coverage reports
-htmlcov/
-.tox/
-.coverage
-.coverage.*
-.cache
-nosetests.xml
-coverage.xml
-*.cover
-.hypothesis/
-.pytest_cache/
-
-# Translations
-*.mo
-*.pot
-
-# Django stuff:
-*.log
-local_settings.py
-db.sqlite3
-
-# Flask stuff:
-instance/
-.webassets-cache
-
-# Scrapy stuff:
-.scrapy
-
-# Sphinx documentation
-docs/_build/
-
-# PyBuilder
-target/
-
-# Jupyter Notebook
-.ipynb_checkpoints
-
-# pyenv
-.python-version
-
-# celery beat schedule file
-celerybeat-schedule
-
-# SageMath parsed files
-*.sage.py
-
-# Environments
-.env
-.venv
-env/
-venv/
-ENV/
-env.bak/
-venv.bak/
-
-# Spyder project settings
-.spyderproject
-.spyproject
-
-# Rope project settings
-.ropeproject
-
-# mkdocs documentation
-/site
-
-# mypy
-.mypy_cache/

README.rst

@@ -0,0 +1,50 @@
+.. image:: https://img.shields.io/badge/licence-AGPL--3-blue.svg
+   :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+   :alt: License: AGPL-3
+
+=========================
+DIAN - Electronic invoice
+=========================q
+
+This module allows to send electronic invoices to DIAN
+
+Usage
+=====
+
+TODO
+
+How to contribute
+=================
+Contributions are more than welcome!
+Please, read the following steps how to contribute.
+
+ - First, open an issue in the repository, using the [bug tracker][1], you
+   should start describing the feature you would like to make, the bug you
+   want to fix or other ideas you have.
+
+ - It's recommended to wait for feedback before continuing to next steps.
+
+ - Fork the project in your repository and create a branch with the new
+   feature or fix.
+
+ - Commit your changes in that branch, writing the code following the
+   [OCA Guidelines][2]
+
+ - Open a pull request. Write a good description and
+   title, so everybody will know what is fixed/improved.
+
+ - After we'll review them. Finally, your contribution will be merged.
+
+
+Credits
+=======
+
+
+Contributors
+------------
+
+* Susana Vázquez <[email protected]>
+
+
+[1]: https://github.com/svazquezco/l10n_co_electronic_invoice/issues
+[2]: https://github.com/OCA/odoo-community.org/blob/master/website/Contribution/CONTRIBUTING.rst