Merge pull request #23 from dushansachinda/master

Integration test for {https://wso2.org/jira/browse/ESBJAVA-2864}
Test build Correction
Merge pull request #24 from vanjikumaran/master

Test build Correction
added mediator test cases
Merge pull request #25 from vanjikumaran/master

added mediator test cases
test cases adding for https://wso2.org/jira/browse/ESBJAVA-3034
added test resource for https://wso2.org/jira/browse/ESBJAVA-3034
Merge remote-tracking branch 'wso2dev_esb_upstream/master'