Added missing multiple root support to Doctrine_Node_NestedSet::getNextSibling() and Doctrine_Node_NestedSet::getPrevSibling()
Added missing multiple root support to Doctrine_Node_NestedSet::getNextSibling()
and Doctrine_Node_NestedSet::getPrevSibling()

git-svn-id: 6d62a1918bfbe91cfb3198953e3056b244989dd5@1077 2b2ae520-0f61-44a6-8c59-7e116ffd6265

tedconf/doctrine-unofficial