PHPCAS-59 Fix warning when no attributes are submitted with the saml response
PHPCAS-59 Fix warning when no attributes are submitted with the saml response

git-svn-id: 94f0db08461a0213b6c0921e79b985cd37b48048@20631 f5dbab47-78f9-eb45-b975-e544023573eb

snelg/phpCAS,yangchunyong/phpCAS,rakesh-mohanta/phpCAS,chand3040/phpCAS,neopeak/phpCAS,Jasig/phpCAS,fh/phpCAS,mickelfeng/phpCAS