Automatic merge from submit-queue

Support for cluster autoscaler in GCE Trusty and GCI images

Fixes: #26346
Ref: #26197

cc: @fgrzadkowski  @vulpecula @piosz @jszczepkowski 

Automatic merge from submit-queue

Increase etcd test server up timeout and disallow returning nil server 

Fixes #25047

[![Analytics](https://kubernetes-site.appspot.com/UA-36037335-10/GitHub/.github/PULL_REQUEST_TEMPLATE.md?pixel)]()

Automatic merge from submit-queue

Retry concurrency exceptions in e2e/kubectl.go.  Fixes #26138





[![Analytics](https://kubernetes-site.appspot.com/UA-36037335-10/GitHub/.github/PULL_REQUEST_TEMPLATE.md?pixel)]()

Automatic merge from submit-queue

Prevent use of ":latest" or untagged gcr.io images 

Ref #20836
[![Analytics](https://kubernetes-site.appspot.com/UA-36037335-10/GitHub/.github/PULL_REQUEST_TEMPLATE.md?pixel)]()

update docs; fix build

federation: Adding a tool to generate docs for federation apiserver and controller manager

Automatic merge from submit-queue

federation: Adding deep copy funcs for v1 objects in federation apiserver

Trying to fix https://github.com/kubernetes/kubernetes/issues/26111

Automatic merge from submit-queue

Create pkg/storage/OWNERS

Fixes #26118

Automatic merge from submit-queue

remove deprecated generated typed clients

The typed clients had been moved to pkg/client/clientset_generated/xxx/typed. We kept these files for backward compatibility. But it seems release 1.3 is the appropriate time to get rid of them.

@kubernetes/sig-api-machinery @lavalamp 

Temporarily disable node-problem-detector to unblock #26351

Bump Node Image to  container-v1-3-v20160517

e2e: fix the expectation of always running kube-system pods

Kubenet host-port support through iptables

Add metrics support for a GCE PD, EC2 EBS & Azure File volumes

Bump cAdvisor (and dependencies) godeps version

volume controller: Speed up binding by not sorting volumes

Fix builds on selinux systems

make admission plugins configurable based on external criteria

Add orphaning finalizer logic to GC

Set Dashboard UI version to v1.1.0-beta1

Log output of lifecycle hooks on failure

Add RBAC authorization API group and authorizer

Instruct the tests to ignore image prepull pods.

Fix broken log for deployment e2e tests

Increase cluster resize timeout in e2e tests from 2 min to 5 min

Add Seccomp to Annotations

AWS: Fix long-standing bug in stringSetToPointers

e2e tests for federated-apiserver

Revert "Add resource limits for master resources in density test"

Add dnsmasq as a DNS cache in kube-dns pod