Merge pull request #2458 from TracksApp/replace_sass_with_sassc

Replace sass-rails with sassc-rails.

Gemfile

@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 
 gem 'rails', '~> 5.2.4'
-gem 'sass-rails', '~> 5.0'
+gem 'sassc-rails', '~> 2.0.0'
 gem 'coffee-rails', '~> 5.0.0'
 
 #gem 'json'

Gemfile.lock

@@ -221,20 +221,15 @@ GEM
       crass (~> 1.0.2)
       nokogiri (>= 1.8.0)
       nokogumbo (~> 2.0)
-    sass (3.7.4)
-      sass-listen (~> 4.0.0)
-    sass-listen (4.0.0)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
-    sass-rails (5.0.7)
-      railties (>= 4.0.0, < 6)
-      sass (~> 3.1)
-      sprockets (>= 2.8, < 4.0)
-      sprockets-rails (>= 2.0, < 4.0)
-      tilt (>= 1.1, < 3)
     sassc (2.0.0)
       ffi (~> 1.9.6)
       rake
+    sassc-rails (2.0.0)
+      railties (>= 4.0.0)
+      sassc (>= 2.0)
+      sprockets (> 3.0)
+      sprockets-rails
+      tilt
     selenium-webdriver (3.142.7)
       childprocess (>= 0.5, < 4.0)
       rubyzip (>= 1.2.2)
@@ -325,7 +320,7 @@ DEPENDENCIES
   rspec-expectations
   rubocop (~> 0.89)
   sanitize (~> 5.2)
-  sass-rails (~> 5.0)
+  sassc-rails (~> 2.0.0)
   selenium-webdriver (~> 3.142)
   simplecov
   solargraph

app/controllers/application_controller.rb

@@ -19,7 +19,7 @@ class ApplicationController < ActionController::Base
   append_before_action :set_group_view_by
   prepend_before_action :login_required
   prepend_before_action :enable_mobile_content_negotiation
-  
+
   def set_locale
     locale = params[:locale] # specifying a locale in the request takes precedence
     locale = locale || prefs.locale unless current_user.nil? # otherwise, the locale of the currently logged in user takes over