stop passing extra app object
Bug 912292: Return namespace update output on reply

Feed the output of update namespace calls back on the reply, as the output
is interpreted by the broker for commands such as environment variable updates.

Resolve https://bugzilla.redhat.com/show_bug.cgi?id=912292.
Merge pull request #1393 from danmcp/master

Merged by openshift-bot
config for more resilient proxied datasources
Merge pull request #1397 from ironcladlou/bz/912292

Merged by openshift-bot
Merge pull request #1398 from bdecoste/master

Merged by openshift-bot
Merge pull request #1400 from rmillner/US3143

Merged by openshift-bot
Commands and mcollective calls for each FrontendHttpServer API.