allow options to be passed to acts_as_commentable so you can pass in …

…values for :include, etc

lib/commentable_methods.rb

@@ -10,8 +10,8 @@ def self.included(base)
       end
 
       module ClassMethods
-        def acts_as_commentable
-          has_many :comments, :as => :commentable, :dependent => :destroy
+        def acts_as_commentable(options={})
+          has_many :comments, {:as => :commentable, :dependent => :destroy}.merge(options)
           include Juixe::Acts::Commentable::InstanceMethods
           extend Juixe::Acts::Commentable::SingletonMethods
         end