Alert commit author on note

Allows to alert only the commit author when a new note is added on a commit, useful when gitlabhq is used for code
reviews, allows less noise with mails...

app/models/note.rb

@@ -14,6 +14,7 @@ class Note < ActiveRecord::Base
 
   attr_protected :author, :author_id
   attr_accessor :notify
+  attr_accessor :notify_author
 
   validates_presence_of :project
 
@@ -40,6 +41,10 @@ class Note < ActiveRecord::Base
   def notify
     @notify ||= false
   end
+
+  def notify_author
+    @notify_author ||= false
+  end
 end
 # == Schema Information
 #