setting webfragment of tomcat7-websocket jar manually since it is buggy in tomcat 7.0.47 - TODO: see if we remove the hack or keep it for speed in next versions

git-svn-id: https://svn.apache.org/repos/asf/tomee/tomee/trunk@1536659 13f79535-47bb-0310-9956-ffa450edef68