App cleanup should remove application files from package blobstore.
Application delete should remove package blobstore, application delete shoulld check if any service bindings exist.
Change CC thin server timeout to 5 minutes.

  * this should now match ELB and gorouter timeouts

[finishes #64592994]
Signed-off-by: Aram Price <aprice@pivotallabs.com>
Fix BackgroundJobEnvironment, add tests to it

[#64676414]

Signed-off-by: Kris Kelly <kkelly@pivotallabs.com>
Don't pollute STDOUT in tests

Signed-off-by: Kris Kelly <kkelly@pivotallabs.com>
Merge remote-tracking branch 'upstream/master'