Delete character_encodings gem used only in 1.8

We're not on Ruby 1.8 anymore, so this never happens anyway!

Gemfile

@@ -19,8 +19,6 @@ gem 'RocketAMF', :git => 'https://github.com/rubyamf/rocketamf.git'
 gem 'msgpack', '~> 0.5.3'
 gem 'openneo-auth-signatory', '~> 0.1.0'
 
-gem "character-encodings", "~> 0.4.1", :platforms => :ruby_18
-
 gem "nokogiri", "~> 1.5.2"
 
 gem 'sanitize', '~> 2.0.3'

Gemfile.lock

@@ -60,7 +60,6 @@ GEM
       net-sftp (>= 2.0.0)
       net-ssh (>= 2.0.14)
       net-ssh-gateway (>= 1.1.0)
-    character-encodings (0.4.1)
     chunky_png (1.4.0)
     compass (1.0.3)
       chunky_png (~> 1.2)
@@ -224,7 +223,6 @@ PLATFORMS
 DEPENDENCIES
   RocketAMF!
   capistrano (~> 2.15.5)
-  character-encodings (~> 0.4.1)
   compass-rails (~> 3.1)
   devise (~> 3.5.10)
   dotenv-deployment