Don't show non member and anonymous groups in filter.

git-svn-id: http://svn.redmine.org/redmine/trunk@15348 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/users_controller.rb

@@ -54,7 +54,7 @@ class UsersController < ApplicationController
 
     respond_to do |format|
       format.html {
-        @groups = Group.all.sort
+        @groups = Group.givable.sort
         render :layout => !request.xhr?
       }
       format.api