Updated pom's version of amps and explicitly set version of httpclient
Styling adjustment to MergeListener
Added cloneType and httpUsername to Notifier and updated test case
Updated REST endpoint with clone type and http username fields
Update PostReceiveHook to validate clone type and remove base url
Dumb moment b/c for some reason 'git' clone type used instead of 'ssh'
Updated UI with new fields
Added stash-ssh dependency