Removed ORDER option on acts_as_tree that duplicates default_scope.

git-svn-id: http://svn.redmine.org/redmine/trunk@13528 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/enumeration.rb

@@ -24,7 +24,7 @@ class Enumeration < ActiveRecord::Base
 
   acts_as_list :scope => 'type = \'#{type}\''
   acts_as_customizable
-  acts_as_tree :order => "#{Enumeration.table_name}.position ASC"
+  acts_as_tree
 
   before_destroy :check_integrity
   before_save    :check_default