Add test for YAMLPrinter
Merge pull request #226 from gottwald/TestYAMLPrinter

Add test for YAMLPrinter
Rename Kubelet.Client -> EtcdClient

All the other *Client members are so named.  Makes easier reading.
Remove an erroneous debug statement.
Merge pull request #227 from thockin/cleanups

Rename Kubelet.Client -> EtcdClient
Logging cleanup in Kubelet

Make it easier to see the signal when looking at kubelet logs.  Make the
signal more consistent and legible.
Merge pull request #228 from brendandburns/master

Remove an erroneous debug statement.
Slightly friendlier pre-commit errors.

Make the pre-commit check spit out cut-and-paste commands and be more
obvious about errors.  Tested by making an invalid change and observing the
message generated.
Fixed the boilerplate hook to work on OS X, where apparently wc add's spaces
Merge pull request #230 from thockin/cleanups

Slightly friendlier pre-commit errors.
Merge pull request #231 from brendandburns/hooks

Fixed the boilerplate hook to work on OS X, where apparently wc add's spaces
Merge pull request #218 from thockin/logging

Logging cleanup in Kubelet