Change a spammy log to V(3)
Fixes #1612 kubelet should fail to start if it cannot create rootDir
Merge pull request #2132 from erikstmartin/kubelet-rootdir-fix

Fixes #1612 kubelet should fail to start if it cannot create rootDir
Merge pull request #2135 from brendandburns/cleanup

Change a spammy log to V(3)
refactor services to v1beta3