Revert "[refs #90] quiet assets"

This reverts commit 8677e4a550cf18b976d356429e9f3ca4ea4a7f58.

Gemfile

@@ -75,7 +75,6 @@ group :development do
   gem 'rvm-capistrano', :require => false
   gem 'cape', :require => false
   gem 'capistrano_colors', :require => false
-  gem 'quiet_assets'
 end
 
 group :test do

Gemfile.lock

@@ -195,8 +195,6 @@ GEM
     pg (0.13.2)
     polyglot (0.3.3)
     posix-spawn (0.3.6)
-    quiet_assets (1.0.1)
-      railties (~> 3.1)
     rack (1.4.1)
     rack-cache (1.2)
       rack (>= 0.4)
@@ -373,7 +371,6 @@ DEPENDENCIES
   paperclip (~> 3.0.4)
   perform_later (~> 1.3.0)
   pg (~> 0.13.2)
-  quiet_assets
   rails (= 3.2.6)
   rails-backbone (~> 0.7.2)
   rails3-generators