Replace pkg/kubecfg#FakeKubeClient with the fake in pkg/client
Merge pull request #916 from smarterclayton/unify_fake_client

Replace pkg/kubecfg#FakeKubeClient with the fake in pkg/client
Remove unused and not completely correct code
Fix broken link, remove unnecessary content.
typo
Merge pull request #921 from ddysher/guestbook-doc

Fix broken link in GuestBook example, remove unnecessary content.
Merge pull request #919 from lavalamp/delMem

Remove unused and not completely correct code
Add more details on installing godep