document page: fixed automatic redirect creation

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2695 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
user: put user into the registry in User::getById()

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2696 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
Object_Abstract::getClasses() bugfix: $path was emptied even when the object had an id

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2697 1f8fe7d8-47f0-464c-8d0a-336f4953ab05