Remove redundant filter from e2e-gce-parallel test job.

Update kube2dns usage flags

Enhanced detection of VPC for cloudprovider AWS

kubelet: define the housekeeping period

bump kube-ui addon version to v2

Merge pull request #13490 from feihujiang/changeVariablesToEnvionmentVariablesWhenDescribeContainers

Change variables to environment variables when describe containers

Fix a typo `hostNet` to `hostNetwork`in DNS

MESOS: task reconciliation must look at NamespaceAll, not NamespaceDefault

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MESOS: Switch to incremental pod config notification

This fixes https://github.com/mesosphere/kubernetes-mesos/issues/463, i.e.
https://github.com/kubernetes/kubernetes/pull/13003 which broke contrib/mesos.

fixed error typo

Switch from `gcloud beta container` to just `gcloud container`.

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Make PR builder and e2e-gce-parallel e2e runs use the same node count

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e2e test function waitForClusterSize waits for not-ready nodes to go out.

Fixes upper case letters in kubectl examples

Add Forever, syntactic sugar on Until

Update some of the commandline flags for kube2sky

Merge branch 'fix_expapi_desc' of https://github.com/markturansky/kubernetes into markturansky-fix_expapi_desc

Fix the travis build

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Genereate types_swagger_doc_generated.go for expapi

Fix the build.

Fix the link to the submit-queue whitelist

Enable kubectl label resource type bash completion