adding elb features to the pom

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@175855 a5903396-d722-0410-b921-86c7d4935375
fixing ntask version

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@175856 a5903396-d722-0410-b921-86c7d4935375