Upgrading Tomcat to 7.0.47

git-svn-id: https://svn.apache.org/repos/asf/syncope/branches/1_1_X@1536271 13f79535-47bb-0310-9956-ffa450edef68
Merge from 1_1_X

git-svn-id: https://svn.apache.org/repos/asf/syncope/trunk@1536272 13f79535-47bb-0310-9956-ffa450edef68