Lock specs gemfile and change source to rubygems

spec/rails_root/Gemfile

@@ -1,5 +1,5 @@
 # Edit this Gemfile to bundle your application's dependencies.
-source 'http://gemcutter.org'
+source 'https://rubygems.org'
 group :development, :test do
   gem 'rails', '~> 5.1.6.2'
   gem 'rspec-rails', '~> 3.8.0'

spec/rails_root/Gemfile.lock

@@ -1,99 +1,127 @@
 GEM
-  remote: http://gemcutter.org/
+  remote: https://rubygems.org/
   specs:
-    actionmailer (3.2.13)
-      actionpack (= 3.2.13)
-      mail (~> 2.5.3)
-    actionpack (3.2.13)
-      activemodel (= 3.2.13)
-      activesupport (= 3.2.13)
-      builder (~> 3.0.0)
-      erubis (~> 2.7.0)
-      journey (~> 1.0.4)
-      rack (~> 1.4.5)
-      rack-cache (~> 1.2)
-      rack-test (~> 0.6.1)
-      sprockets (~> 2.2.1)
-    activemodel (3.2.13)
-      activesupport (= 3.2.13)
-      builder (~> 3.0.0)
-    activerecord (3.2.13)
-      activemodel (= 3.2.13)
-      activesupport (= 3.2.13)
-      arel (~> 3.0.2)
-      tzinfo (~> 0.3.29)
-    activeresource (3.2.13)
-      activemodel (= 3.2.13)
-      activesupport (= 3.2.13)
-    activesupport (3.2.13)
-      i18n (= 0.6.1)
-      multi_json (~> 1.0)
-    arel (3.0.2)
-    builder (3.0.4)
-    diff-lcs (1.2.2)
-    erubis (2.7.0)
-    hike (1.2.1)
-    i18n (0.6.1)
-    journey (1.0.4)
-    json (1.7.7)
-    mail (2.5.3)
-      i18n (>= 0.4.0)
-      mime-types (~> 1.16)
-      treetop (~> 1.4.8)
-    mime-types (1.22)
-    multi_json (1.7.2)
-    polyglot (0.3.3)
-    rack (1.4.5)
-    rack-cache (1.2)
-      rack (>= 0.4)
-    rack-ssl (1.3.3)
-      rack
-    rack-test (0.6.2)
-      rack (>= 1.0)
-    rails (3.2.13)
-      actionmailer (= 3.2.13)
-      actionpack (= 3.2.13)
-      activerecord (= 3.2.13)
-      activeresource (= 3.2.13)
-      activesupport (= 3.2.13)
-      bundler (~> 1.0)
-      railties (= 3.2.13)
-    railties (3.2.13)
-      actionpack (= 3.2.13)
-      activesupport (= 3.2.13)
-      rack-ssl (~> 1.3.2)
+    actioncable (5.1.6.2)
+      actionpack (= 5.1.6.2)
+      nio4r (~> 2.0)
+      websocket-driver (~> 0.6.1)
+    actionmailer (5.1.6.2)
+      actionpack (= 5.1.6.2)
+      actionview (= 5.1.6.2)
+      activejob (= 5.1.6.2)
+      mail (~> 2.5, >= 2.5.4)
+      rails-dom-testing (~> 2.0)
+    actionpack (5.1.6.2)
+      actionview (= 5.1.6.2)
+      activesupport (= 5.1.6.2)
+      rack (~> 2.0)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.1.6.2)
+      activesupport (= 5.1.6.2)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
+    activejob (5.1.6.2)
+      activesupport (= 5.1.6.2)
+      globalid (>= 0.3.6)
+    activemodel (5.1.6.2)
+      activesupport (= 5.1.6.2)
+    activerecord (5.1.6.2)
+      activemodel (= 5.1.6.2)
+      activesupport (= 5.1.6.2)
+      arel (~> 8.0)
+    activesupport (5.1.6.2)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 0.7, < 2)
+      minitest (~> 5.1)
+      tzinfo (~> 1.1)
+    arel (8.0.0)
+    builder (3.2.3)
+    concurrent-ruby (1.1.5)
+    crass (1.0.4)
+    diff-lcs (1.3)
+    erubi (1.8.0)
+    globalid (0.4.2)
+      activesupport (>= 4.2.0)
+    i18n (1.6.0)
+      concurrent-ruby (~> 1.0)
+    loofah (2.2.3)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
+    method_source (0.9.2)
+    mini_mime (1.0.1)
+    mini_portile2 (2.4.0)
+    minitest (5.11.3)
+    nio4r (2.3.1)
+    nokogiri (1.10.2)
+      mini_portile2 (~> 2.4.0)
+    rack (2.0.7)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails (5.1.6.2)
+      actioncable (= 5.1.6.2)
+      actionmailer (= 5.1.6.2)
+      actionpack (= 5.1.6.2)
+      actionview (= 5.1.6.2)
+      activejob (= 5.1.6.2)
+      activemodel (= 5.1.6.2)
+      activerecord (= 5.1.6.2)
+      activesupport (= 5.1.6.2)
+      bundler (>= 1.3.0)
+      railties (= 5.1.6.2)
+      sprockets-rails (>= 2.0.0)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.0.4)
+      loofah (~> 2.2, >= 2.2.2)
+    railties (5.1.6.2)
+      actionpack (= 5.1.6.2)
+      activesupport (= 5.1.6.2)
+      method_source
       rake (>= 0.8.7)
-      rdoc (~> 3.4)
-      thor (>= 0.14.6, < 2.0)
-    rake (10.0.4)
-    rdoc (3.12.2)
-      json (~> 1.4)
-    rspec-core (2.13.1)
-    rspec-expectations (2.13.0)
-      diff-lcs (>= 1.1.3, < 2.0)
-    rspec-mocks (2.13.0)
-    rspec-rails (2.13.0)
+      thor (>= 0.18.1, < 2.0)
+    rake (12.3.2)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.8.0)
+    rspec-mocks (3.8.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.8.0)
+    rspec-rails (3.8.2)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       railties (>= 3.0)
-      rspec-core (~> 2.13.0)
-      rspec-expectations (~> 2.13.0)
-      rspec-mocks (~> 2.13.0)
-    sprockets (2.2.2)
-      hike (~> 1.2)
-      multi_json (~> 1.0)
-      rack (~> 1.0)
-      tilt (~> 1.1, != 1.3.0)
-    thor (0.18.1)
-    tilt (1.3.6)
-    treetop (1.4.12)
-      polyglot
-      polyglot (>= 0.3.1)
-    tzinfo (0.3.37)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
+    sprockets (3.7.2)
+      concurrent-ruby (~> 1.0)
+      rack (> 1, < 3)
+    sprockets-rails (3.2.1)
+      actionpack (>= 4.0)
+      activesupport (>= 4.0)
+      sprockets (>= 3.0.0)
+    thor (0.20.3)
+    thread_safe (0.3.6)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+    websocket-driver (0.6.5)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.3)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  rails (~> 3.2.13)
-  rspec-rails (~> 2.13)
+  rails (~> 5.1.6.2)
+  rspec-rails (~> 3.8.0)