Upgrade to latest Rails

Gemfile

@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem 'rails', '3.2.3'
+gem 'rails', '~> 3.2'
 
 # Bundle edge Rails instead:
 # gem 'rails', :git => 'git://github.com/rails/rails.git'

Gemfile.lock

@@ -1,35 +1,35 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (3.2.3)
-      actionpack (= 3.2.3)
+    actionmailer (3.2.8)
+      actionpack (= 3.2.8)
       mail (~> 2.4.4)
-    actionpack (3.2.3)
-      activemodel (= 3.2.3)
-      activesupport (= 3.2.3)
+    actionpack (3.2.8)
+      activemodel (= 3.2.8)
+      activesupport (= 3.2.8)
       builder (~> 3.0.0)
       erubis (~> 2.7.0)
-      journey (~> 1.0.1)
+      journey (~> 1.0.4)
       rack (~> 1.4.0)
       rack-cache (~> 1.2)
       rack-test (~> 0.6.1)
-      sprockets (~> 2.1.2)
-    activemodel (3.2.3)
-      activesupport (= 3.2.3)
+      sprockets (~> 2.1.3)
+    activemodel (3.2.8)
+      activesupport (= 3.2.8)
       builder (~> 3.0.0)
-    activerecord (3.2.3)
-      activemodel (= 3.2.3)
-      activesupport (= 3.2.3)
+    activerecord (3.2.8)
+      activemodel (= 3.2.8)
+      activesupport (= 3.2.8)
       arel (~> 3.0.2)
       tzinfo (~> 0.3.29)
-    activeresource (3.2.3)
-      activemodel (= 3.2.3)
-      activesupport (= 3.2.3)
-    activesupport (3.2.3)
+    activeresource (3.2.8)
+      activemodel (= 3.2.8)
+      activesupport (= 3.2.8)
+    activesupport (3.2.8)
       i18n (~> 0.6)
       multi_json (~> 1.0)
     arel (3.0.2)
-    builder (3.0.0)
+    builder (3.0.3)
     coffee-rails (3.2.2)
       coffee-script (>= 2.2.0)
       railties (~> 3.2.0)
@@ -41,18 +41,18 @@ GEM
     execjs (1.4.0)
       multi_json (~> 1.0)
     hike (1.2.1)
-    i18n (0.6.0)
-    journey (1.0.3)
+    i18n (0.6.1)
+    journey (1.0.4)
     jquery-rails (2.0.2)
       railties (>= 3.2.0, < 5.0)
       thor (~> 0.14)
-    json (1.7.3)
+    json (1.7.5)
     mail (2.4.4)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
-    mime-types (1.18)
-    multi_json (1.3.5)
+    mime-types (1.19)
+    multi_json (1.3.6)
     polyglot (0.3.3)
     rack (1.4.1)
     rack-cache (1.2)
@@ -61,21 +61,21 @@ GEM
       rack
     rack-test (0.6.1)
       rack (>= 1.0)
-    rails (3.2.3)
-      actionmailer (= 3.2.3)
-      actionpack (= 3.2.3)
-      activerecord (= 3.2.3)
-      activeresource (= 3.2.3)
-      activesupport (= 3.2.3)
+    rails (3.2.8)
+      actionmailer (= 3.2.8)
+      actionpack (= 3.2.8)
+      activerecord (= 3.2.8)
+      activeresource (= 3.2.8)
+      activesupport (= 3.2.8)
       bundler (~> 1.0)
-      railties (= 3.2.3)
-    railties (3.2.3)
-      actionpack (= 3.2.3)
-      activesupport (= 3.2.3)
+      railties (= 3.2.8)
+    railties (3.2.8)
+      actionpack (= 3.2.8)
+      activesupport (= 3.2.8)
       rack-ssl (~> 1.3.2)
       rake (>= 0.8.7)
       rdoc (~> 3.4)
-      thor (~> 0.14.6)
+      thor (>= 0.14.6, < 2.0)
     rake (0.9.2.2)
     rdoc (3.12)
       json (~> 1.4)
@@ -89,7 +89,7 @@ GEM
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
     sqlite3 (1.3.6)
-    thor (0.14.6)
+    thor (0.16.0)
     tilt (1.3.3)
     treetop (1.4.10)
       polyglot
@@ -105,7 +105,7 @@ PLATFORMS
 DEPENDENCIES
   coffee-rails (~> 3.2.1)
   jquery-rails
-  rails (= 3.2.3)
+  rails (~> 3.2)
   sass-rails (~> 3.2.3)
   sqlite3
   uglifier (>= 1.0.3)

config/application.rb

@@ -1,12 +1,6 @@
 require File.expand_path('../boot', __FILE__)
 
-# Pick the frameworks you want:
-require "active_record/railtie"
-require "action_controller/railtie"
-require "action_mailer/railtie"
-require "active_resource/railtie"
-require "sprockets/railtie"
-# require "rails/test_unit/railtie"
+require 'rails/all'
 
 if defined?(Bundler)
   # If you precompile assets before deploying to production, use this line
@@ -45,6 +39,9 @@ class Application < Rails::Application
     # Configure sensitive parameters which will be filtered from the log file.
     config.filter_parameters += [:password]
 
+    # Enable escaping HTML in JSON.
+    config.active_support.escape_html_entities_in_json = true
+
     # Use SQL instead of Active Record's schema dumper when creating the database.
     # This is necessary if your schema can't be completely dumped by the schema dumper,
     # like if you have constraints or database-specific column types

config/environments/production.rb

@@ -20,7 +20,7 @@
   # Generate digests for assets URLs
   config.assets.digest = true
 
-  # Defaults to Rails.root.join("public/assets")
+  # Defaults to nil and saved in location specified by config.assets.prefix
   # config.assets.manifest = YOUR_PATH
 
   # Specifies the header that your server uses for sending files