labels: Fixing linting errors.
proxy: fixing linting errors.
scheduler: use New rather than Make for construction helpers.
proxy: lock should be above the fields it protects.
Fixes golint errors in pkg/labels
Fixes golint errors in pkg/master
Fixes golint errors in pkg/proxy
Changed op.notify<-true to close(op.notify).
Merge branch 'master' into fix/golint

Conflicts:
	pkg/master/master.go
	pkg/master/pod_cache.go
	pkg/proxy/config/file.go
	pkg/proxy/proxier.go
	pkg/proxy/roundrobbin.go
	pkg/scheduler/randomfit.go
	pkg/scheduler/randomfit_test.go
Eliminates tautological comments
Correct the style of nested conditionals
Corrects wording of godoc comments.
Move Docker specific function out of the Kubelet
Merge pull request #407 from yugui/fix/golint

Fixes Go lint errors.
Merge pull request #458 from yifan-gu/close_chan

Changed op.notify<-true to close(op.notify).
Use latest cAdvisor image.

This keeps us from downloading all cAdvisor images just to use "latest".
Revert "Changed op.notify<-true to close(op.notify)."
Merge pull request #470 from GoogleCloudPlatform/revert-458-close_chan

Revert "Changed op.notify<-true to close(op.notify)."
Merge pull request #466 from smarterclayton/move_docker_function_out

Move Docker specific function out of the Kubelet
Merge pull request #467 from vmarmol/cadvisor

Use latest cAdvisor image.