moderators now have teeth, more at http://meta.discourse.org/t/moderator-permission-set/6307/5

allow pms to be targetted at groups

db/migrate/20130430052751_add_topic_allowed_groups.rb

@@ -1,6 +1,7 @@
 class AddTopicAllowedGroups < ActiveRecord::Migration
   def change
     create_table :topic_allowed_groups do |t|
+      # oops
       t.integer :group_id, :integer, null: false
       t.integer :topic_id, :integer, null: false
     end

db/migrate/20130501105651_fix_topic_allowed_groups.rb

@@ -0,0 +1,6 @@
+class FixTopicAllowedGroups < ActiveRecord::Migration
+  def change
+    # big oops
+    remove_column :topic_allowed_groups, :integer
+  end
+end