cleaning up user core (still in back) = in progress

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@178190 a5903396-d722-0410-b921-86c7d4935375
cleaning up user core (still in back) = in progress

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@178191 a5903396-d722-0410-b921-86c7d4935375