xml_handler will bind if memcached is down

git-svn-id: http://fusionpbx.googlecode.com/svn/trunk@7210 e2954ef0-caed-11de-bd98-e341d93cc3cc
git-svn-id: http://fusionpbx.googlecode.com/svn/trunk@7211 e2954ef0-caed-11de-bd98-e341d93cc3cc