Merge pull request #1 from clockfly/master

sync from clockfly/gearpump
Merge pull request #2 from intel-hadoop/master

merge with intelhadoop/gearpump
add more comments
added simple spray layer
added swagger. Will include appmaster info using swagger-spray.
Adding AppMasterData in /appmaster service
Fix for AppMasterDataRequest
Fix for AppMasterDataRequest
Fixing issues noted in PR
Additional fixes for PR
extract scheduler implementation and abstract resource respresentation
refactor resource related code
temporary commit
Remove swagger-ui files under main/resources/swagger-ui and add swagger-ui as a dependency via webjars.
Correctly serialize AppMasterInfo.worker to an ActorRef.path using AppMasterInfoSerializer.
refactor code
continue refactor code
refactor
minor fix
Merge pull request #37 from kkasravi/master

Initial spray layer that uses swagger