upgrade to Rails 3.2.3

Gemfile

@@ -3,11 +3,12 @@ source 'http://rubygems.org'
 gem 'bundler', '> 1.1.0'
 ruby '1.9.3' if ENV['HEROKU']
 
-gem 'rails', '3.1.4'
-gem 'rails_autolink'
+gem 'rails', '3.2.3'
+
 gem 'foreman', '0.41'
 gem 'whenever'
 
+gem 'rails_autolink'
 gem 'thin', '~> 1.3.1',    :require => false
 
 # cross-origin resource sharing
@@ -21,7 +22,7 @@ gem 'jwt'
 gem 'oauth2-provider', '0.0.19'
 gem 'remotipart', '~> 1.0'
 
-gem 'omniauth', '1.0.1'
+gem 'omniauth', '1.0.3'
 gem 'omniauth-facebook'
 gem 'omniauth-tumblr'
 gem 'omniauth-twitter'
@@ -112,8 +113,8 @@ gem 'gon'
 # assets
 
 group :assets do
-  gem 'sass-rails', '3.1.4'
   gem 'bootstrap-sass', '~> 2.0.2'
+  gem 'sass-rails', '3.2.5'
 
   # Windows and OSX have an execjs compatible runtime built-in, Linux users should
   # install Node.js or use 'therubyracer'.
@@ -186,8 +187,6 @@ group :development do
   gem 'parallel_tests', :require => false
   gem 'yard', :require => false
 
-  # rails 3.2 goodness
-  gem 'active_reload'
 
   # for tracing AR object instantiation and memory usage per request
   gem 'oink'