adding new caching implementation

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@176904 a5903396-d722-0410-b921-86c7d4935375
removing 'remove' directive, as it clashes with the multi-profile work

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@176905 a5903396-d722-0410-b921-86c7d4935375