Merge branch 'add_wiki_comments' of git://github.com/seeingidog/gitlabhq into seeingidog-add_wiki_comments

Conflicts:
	app/controllers/admin/mailer_controller.rb
	app/controllers/notes_controller.rb

app/models/wiki.rb

@@ -1,6 +1,7 @@
 class Wiki < ActiveRecord::Base
   belongs_to :project
   belongs_to :user
+  has_many :notes, :as => :noteable, :dependent => :destroy
 
   validates :content, :title, :user_id, :presence => true
   validates :title, :length => 1..250