CDAP-943 Copy Twill's latest unreleased ApplicationBundler
Merge branch 'feature/cdap-943-duplicate-files' of github.com:caskdata/cdap into feature/cdap-943-duplicate-files

Conflicts:
	cdap-app-fabric/src/main/java/co/cask/cdap/internal/app/runtime/spark/SparkRuntimeService.java