fix(cli): fix 'helm doctor'

fix(govet): fixes output on go vet

fix(cli): remove unimplemented commands

Rather than remove 'helm doctor' for MVP, I just fixed the one small bug
that was preventing it from working.

Add an example for pushing charts with gsutil

fix(gofmt): run gofmt on all go files

Fixes: #507

chore(client): fix style errors

More tweaks to enable end to end deployment

Add ReplicationController test for py

fix(test): fix expandybird environment variables

More tweaks to enable end-to-end deployment

ref(scripts): update start-local.sh output

Fix unused struct and bad log output

When adding additional env to an Cmd you must use append

feat(cli) add kubectl path option

fix(manager): add test for delete deployment API

Deleting a deployment returns the deployment object. This adds an
unmarshal test on that.