Removed annoate and hirb Gemfiles.

Annotate: Better look in schema.rb, this reference should be always up
to date.

Hirb: To reactivate hirb, look in railscasts:
http://railscasts.com/episodes/48-console-tricks-revised

test/fixtures/messages.yml

@@ -2,17 +2,3 @@
 
 
 
-# == Schema Information
-#
-# Table name: messages
-#
-#  id             :integer(4)      not null, primary key
-#  sender_id      :integer(4)
-#  recipients_ids :text
-#  subject        :string(255)     not null
-#  body           :text
-#  email_state    :integer(4)      default(0), not null
-#  private        :boolean(1)      default(FALSE)
-#  created_at     :datetime
-#
-