removing old security image
removing old security image

git-svn-id: ec6ef1d57ec0831ce4cbff3b75527511e63bfbe3@710859 13f79535-47bb-0310-9956-ffa450edef68

ivansun1010/shiro,apache/jsecurity,borigue/shiro,chapmajs/shiro,relateiq/shiro,Kevin2030/shiro,taoguan/shiro,StempG/shiro,yaotj/shiro,Collaborne/shiro,haxwell/apache-shiro-1.2.3,lucamilanesio/shiro,universsky/shiro,IBYoung/shiro