updating the version, and moved the default handler implementation to secureVault

git-svn-id: https://svn.wso2.org/repos/wso2/trunk/commons@166746 a5903396-d722-0410-b921-86c7d4935375
adding default call back handlers to secure vault

git-svn-id: https://svn.wso2.org/repos/wso2/trunk/commons@166750 a5903396-d722-0410-b921-86c7d4935375