Use sass-rails for CSS compression

Gemfile

@@ -6,10 +6,10 @@ gem 'rails', '~> 4.2.0'
 gem 'authlogic' # lots of user-related magic
 gem 'i18n', '>= 0.6.6'
 gem 'rails3-generators'
-gem "jquery-rails"
-gem 'bcrypt-ruby', :require => "bcrypt"
+gem 'jquery-rails'
+gem 'bcrypt-ruby', :require => 'bcrypt'
 gem 'sanitize'
-gem "recaptcha", :require => "recaptcha/rails"
+gem 'recaptcha', :require => 'recaptcha/rails'
 gem 'dynamic_form'
 gem 'lograge'
 gem 'slop'
@@ -34,13 +34,13 @@ gem 'pg_search'
 # so we can create zip-files for genotypes
 gem 'rubyzip'
 
-gem "will_paginate"
+gem 'will_paginate'
 gem 'nested_form', github: 'ryanb/nested_form'
 gem 'json'
 gem 'mediawiki-gateway'
 gem 'paperclip', '~> 4.0 '
 gem 'friendly_id'
-gem 'recommendify', github: 'paulasmuth/recommendify', :ref => "34308c4"
+gem 'recommendify', github: 'paulasmuth/recommendify', :ref => '34308c4'
 
 # background jobs
 gem 'sidekiq'
@@ -55,10 +55,9 @@ gem 'whenever', require: false
 gem 'therubyracer'
 gem 'execjs'
 gem 'uglifier'
-gem 'yui-compressor'
-gem "twitter-bootstrap-rails"
-gem "jquery-ui-rails"
-gem "sass"
+gem 'twitter-bootstrap-rails'
+gem 'jquery-ui-rails'
+gem 'sass-rails'
 
 #group :production do
 #	gem 'rpm_contrib'

Gemfile.lock

@@ -293,7 +293,13 @@ GEM
       crass (~> 1.0.2)
       nokogiri (>= 1.4.4)
       nokogumbo (= 1.4.1)
-    sass (3.4.13)
+    sass (3.4.19)
+    sass-rails (5.0.4)
+      railties (>= 4.0.0, < 5.0)
+      sass (~> 3.1)
+      sprockets (>= 2.8, < 4.0)
+      sprockets-rails (>= 2.0, < 4.0)
+      tilt (>= 1.1, < 3)
     scrypt (1.2.1)
       ffi-compiler (>= 0.0.2)
       rake
@@ -365,7 +371,6 @@ GEM
     xpath (2.0.0)
       nokogiri (~> 1.3)
     yajl-ruby (1.2.1)
-    yui-compressor (0.12.0)
 
 PLATFORMS
   ruby
@@ -410,7 +415,7 @@ DEPENDENCIES
   rubyzip
   rvm-capistrano (= 1.4.4)
   sanitize
-  sass
+  sass-rails
   shoulda-context
   sidekiq
   sidekiq-limit_fetch
@@ -430,7 +435,6 @@ DEPENDENCIES
   webmock
   whenever
   will_paginate
-  yui-compressor
 
 BUNDLED WITH
    1.10.6

config/environments/production.rb

@@ -52,7 +52,7 @@ Snpr::Application.configure do
   # Compress JavaScript and CSS
   config.assets.compress = true
   config.assets.js_compressor = :uglifier
-  config.assets.css_compressor = :yui
+  #config.assets.css_compressor = :yui
 
   # Don't fallback to assets pipeline
   config.assets.compile = false