adding volume option in the UI
throwing RestAPIException from the rest EP in place of ADCException
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos
handling errors correctly at cli end; simply passing the error json sent by backend after wrapping to an object
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos