Loosen up checks in cleanup_app for e2e tests
Loosen up checks in cleanup_app for e2e tests

In some cases on slow systems, it takes a really long time
for containers to finish creation after we've already tried
to scale down the dc to end the test. Try simplifying the
cleanup (skip the scale to 0), loosening the error checking,
and lengthening the timeout in cleanup_app.

rimolive/oshinko-s2i,tmckayus/oshinko-s2i,rimolive/oshinko-s2i,tmckayus/oshinko-s2i,rimolive/oshinko-s2i,tmckayus/oshinko-s2i