added assertion message

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180308 a5903396-d722-0410-b921-86c7d4935375
Set connection timeout for axis2 client.

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180309 a5903396-d722-0410-b921-86c7d4935375