Add font-awesome-sass-rails gem

Gemfile

@@ -109,6 +109,7 @@ group :assets do
   gem "modernizr",        "2.5.3"
   gem "raphael-rails",    "1.5.2"
   gem 'bootstrap-sass',   "2.0.4"
+  gem "font-awesome-sass-rails", "~> 2.0.0"
 end
 
 group :development do

Gemfile.lock

@@ -135,6 +135,9 @@ GEM
       multipart-post (~> 1.1)
     ffaker (1.14.0)
     ffi (1.0.11)
+    font-awesome-sass-rails (2.0.0.0)
+      railties (>= 3.1.1)
+      sass-rails (>= 3.1.1)
     foreman (0.47.0)
       thor (>= 0.13.6)
     gherkin-ruby (0.2.1)
@@ -417,6 +420,7 @@ DEPENDENCIES
   email_spec
   factory_girl_rails
   ffaker
+  font-awesome-sass-rails (~> 2.0.0)
   foreman
   git
   github-linguist (~> 2.3.4)