Fix EZP-20038/EZSA-2013-001: XSS attack possible in content/browse

http://share.ez.no/community-project/security-advisories/ezsa-2013-001-xss-attack-possible-in-content-browse
Fix EZP-20206/EZSA-2013-006: Xss vulnerability on user/login

http://share.ez.no/community-project/security-advisories/ezsa-2013-006-xss-vulnerability-on-user-login