Testing deleting app
Implemented _sendDeleteApprequest
Trying zippush with PUT (the way https://github.com/dart-lang/spark/issues/2137#issue-34421813 says to send) with no success.  About to switch back to POST.
Restored POST.  Upload works now.
Switched stags to strings, removed directories from zipassetmanifest, and cleaned up
Fixed to convert to www/ only if including zipassetmanifest.  Cleaned up some more
Took out multipart and using POST alone for zip push
Removed delete
Review fixes
removed trailing &
Merge pull request #2402 from dart-lang/umop-mobile-deploy_to_harness_0.5

Fixed deployment for app harness version 0.5