Removing ZooKeeper dependency from ntask feature

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@181781 a5903396-d722-0410-b921-86c7d4935375
Removing coordination core feature from DSS product

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@181783 a5903396-d722-0410-b921-86c7d4935375