fixes #1728

db/migrate/20130620215658_add_is_locked_to_tags.rb

@@ -0,0 +1,6 @@
+class AddIsLockedToTags < ActiveRecord::Migration
+  def change
+    execute "set statement_timeout = 0"
+    add_column :tags, :is_locked, :boolean, :null => false, :default => false
+  end
+end