Add autoprefixer-rails gem

Author: ymek

Gemfile

@@ -6,6 +6,7 @@ gem 'rails', '4.1.6'
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 4.0.3'
 gem 'bootstrap-sass', '~> 3.2.0'
+gem 'autoprefixer-rails'
 # Use Uglifier as compressor for JavaScript assets
 gem 'uglifier', '>= 1.3.0'
 # See https://github.com/sstephenson/execjs#readme for more supported runtimes

Gemfile.lock

@@ -29,6 +29,8 @@ GEM
       tzinfo (~> 1.1)
     angularjs-rails (1.2.26)
     arel (5.0.1.20140414130214)
+    autoprefixer-rails (3.1.1.20141001)
+      execjs
     bootstrap-sass (3.2.0.2)
       sass (~> 3.2)
     builder (3.2.2)
@@ -111,6 +113,7 @@ PLATFORMS
 
 DEPENDENCIES
   angularjs-rails
+  autoprefixer-rails
   bootstrap-sass (~> 3.2.0)
   jbuilder (~> 2.0)
   jquery-rails