* Add support for using different CNI plugins with CKS
* remove unused import
* Add UI support and list cni config API
* necessary UI changes
* add license
* changes to support external cni
* UI changes
* Fix NPE on restarting VPC with additional public IPs
* fix merge conflict
* add asnumber to create k8s svc layer
* support cni framework to use as-numbers
* update code
* condition to ignore undefined jinja template variables