add travis integration
travis: add cloudsdk and cover tool
Refactor the kubelet for testability.
Add unit tests.  Test coverage to 56.9%
travis: add etcd and gcloud path
travis: fix integration test invocation
Switch from `gcloud compute` to `gcutil`.

We'll switch back to the future once the interface has settled down.
travis: remove e2e test and set GOPATH for integration
travis: fix path for integration
travis: explicit gopath
Merge pull request #89 from jbeda/gcloud-fix

Switch from `gcloud compute` to `gcutil`.
Merge pull request #77 from brendandburns/kublet

Expand unit tests, coverage now to 56.9%
Merge pull request #83 from proppy/add-travis

add travis integration
Port 2223 is in use on corp machine