Merge pull request cloudability#156 from cloudability/testing

Adding Support for Kubernetes 1.22

Merge pull request cloudability#148 from cloudability/ab-go-ver-update

update go ver to 2.4

Merge pull request cloudability#144 from cloudability/testing

Testing to master

Merge pull request cloudability#139 from cloudability/beta

Adding support for Kubernetes 1.21

Merge pull request cloudability#132 from cloudability/ca-remove-old-e…

…2e-tests

Remove 1.15 + 1.16 e2e tests

Merge pull request cloudability#129 from cloudability/ca-1.20

Add e2e test for k8s 1.20 and update README