Don't print Kubernetes username/password to console.

It is too easy to copy/paste this on-line.

Fixes #1483
Merge pull request #1494 from jbeda/no-password-printing

Don't print Kubernetes username/password to console.
Introduce bash completions for kubecfg

completions only work for list, get, create, delete, update
Merge pull request #1246 from eparis/bash_completions

Introduce bash completions for kubecfg
Fix typo, contianer => container

Fix trivial typo
Update the proxy server so that it passes labels along too.
Merge pull request #1504 from chmouel/patch-1

Fix typo, contianer => container
Merge pull request #1508 from brendandburns/ux

Update the proxy server so that it passes labels along too.