fixing STRATOS-466
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos
adding throwable exception mapper. Now we return json error objects in all cases.
excluding few jars with license issues
adding schema files to stratos mock app and doing full round of testing
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos