This reverts commit 31650862.

* Use Kubernetes 1.14 and experimental control plane support

* bump to v1.14.0

* Enable nodelocaldns by default

* Enable nodelocaldns by default

* nodelocaldns is now default

* Disable enable_nodelocaldns for the addons CI jobs

Disable enable_nodelocaldns for the addons CI jobs to make sure things still work without nodelocaldns

by making clusters with fewer than 3 nodes have only 1 etcd node

* Added generic CNI network plugin

* Added CNI network plugin documentation

* added necessary fix

* Fix the file path for all.yml and k8s-cluster.yml

* Fix --node-labels namespace error "unknown labels specified"

* Update templates and configs kubelet node-labels

* Add ansible-lint as gitlab-ci step

* Fix jinja2 syntax in include_tasks that breaks ansible-lint

* Use a block scalar to get around gitlab quoting/escaping rules

* Run ansible-lint in verbose mode in CI

* Update CI to use 2.9.0 release and update Dockerfile to now use 18.04

* Update CI to use 2.9.0 release and update Dockerfile to now use 18.04

* Update the kubectl bin

Signed-off-by: André R. de Miranda <andre@miranda.work>

quote values for kube_oidc_groups_prefix and kube_oidc_username_prefix values to accept colon, e.g oidc: (#4305)

This will fix error: error converting YAML to JSON: yaml: line 36: mapping values are not allowed in this context

Signed-off-by: Abdulaziz AlMalki <almalki.a@gmail.com>

Co-Author: Paweł Skrzyński

an 'until' clause is required or 'retries' is ignored

(see note @ https://docs.ansible.com/ansible/latest/user_guide/playbooks_loops.html#do-until-loops)

* Vagrantfile: Bump openSUSE to Leap 15.0

* roles: container-engine: Add 'containerd' package for openSUSE

The 'containerd' package contains the docker-containerd and
docker-containerd-shim binaries. We also need to ensure that the latest
version is installed since an older version may already be present (eg GCE
images)

* Remove docker log-opts for opensuse

* roles: bootstrap-os: Use lowercase 'o' for openSUSE

OpenSUSE is not a valid family name. The correct one is openSUSE

* roles: bootstrap-os: Update zypper cache before first installation

The zypper cache may be outdated so ensure that it's fully updated
before we try and install the bootstrap packages.

* robust handling of API server SANs

* use apiserver_loadbalancer_domain_name if it is defined, according to PR 3977

* Run terraform fmt

* Add terraform fmt to .terraform-validate CI step

* Add tf-validate-aws CI step

* Revert "Add tf-validate-aws CI step"

This reverts commit e007225fac831d263613ae9ab2998d11c3e8673d.