Upgrading rubocop and haml_lint to match hound

.rubocop.yml

@@ -12,7 +12,7 @@ AllCops:
 Rails:
   Enabled: true
 
-Style/FileName:
+Naming/FileName:
   Exclude:
     - 'Guardfile'
     - 'Gemfile'

Gemfile

@@ -133,13 +133,12 @@ group :development, :test do
   gem 'faker'
   gem 'haml-i18n-extractor'
   gem 'haml-rails'                      # HTML templating language
-  gem 'haml_lint'                       # Checks haml files for goodness
+  gem 'haml_lint', '>= 0.25.1' # Checks haml files for goodness
   gem 'i18n-tasks'                      # adds tests for finding missing and unused translations
   gem 'poltergeist'                     # for headless JS testing
-  gem 'rainbow', '< 2.2.0' # See https://github.com/sickill/rainbow/issues/44
   gem 'rspec-activemodel-mocks'
   gem 'rspec-rails' # unit testing framework
-  gem 'rubocop'
+  gem 'rubocop', '>= 0.54.0'
   gem 'selenium-webdriver'
   gem 'webrat' # provides HTML matchers for view tests
 end

Gemfile.lock

@@ -180,11 +180,11 @@ GEM
       haml (>= 4.0.6, < 6.0)
       html2haml (>= 1.0.1)
       railties (>= 4.0.1)
-    haml_lint (0.26.0)
+    haml_lint (0.27.0)
       haml (>= 4.0, < 5.1)
       rainbow
       rake (>= 10, < 13)
-      rubocop (>= 0.49.0)
+      rubocop (>= 0.50.0)
       sysexits (~> 1.1)
     hashie (3.5.7)
     heroics (0.0.24)
@@ -348,7 +348,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rainbow (2.1.0)
+    rainbow (3.0.0)
     raindrops (0.19.0)
     rake (12.3.1)
     rb-fsevent (0.10.3)
@@ -379,11 +379,11 @@ GEM
       rspec-mocks (~> 3.7.0)
       rspec-support (~> 3.7.0)
     rspec-support (3.7.1)
-    rubocop (0.49.1)
+    rubocop (0.54.0)
       parallel (~> 1.10)
-      parser (>= 2.3.3.1, < 3.0)
+      parser (>= 2.5)
       powerpack (~> 0.1)
-      rainbow (>= 1.99.1, < 3.0)
+      rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.9.0)
@@ -504,7 +504,7 @@ DEPENDENCIES
   haml
   haml-i18n-extractor
   haml-rails
-  haml_lint
+  haml_lint (>= 0.25.1)
   hashie (>= 3.5.3)
   i18n-tasks
   jquery-rails
@@ -531,12 +531,11 @@ DEPENDENCIES
   rails-assets-leaflet.markercluster!
   rails-controller-testing
   rails_12factor
-  rainbow (< 2.2.0)
   rake (>= 10.0.0)
   responders
   rspec-activemodel-mocks
   rspec-rails
-  rubocop
+  rubocop (>= 0.54.0)
   ruby-units
   sass-rails
   selenium-webdriver