Add some more logging to service updates.
Operation server was not returning in error cases
Turn off error checking prior to sanity checking.
Merge pull request #516 from smarterclayton/operation_server_not_returning

Operation server was not returning in error cases
kubelet: cleanup
Merge pull request #515 from brendandburns/fix

Add some more logging to service updates.
Merge pull request #517 from brendandburns/sanity

Turn off error checking prior to sanity checking.
Merge pull request #509 from xiangli-cmu/kubelet

kubelet: cleanup
assorted formatting and typo fixes