Templates (even without actual templating inside) should have j2 extension but should not be rendered with j2 extension

Kubernetes makes this namespace automatically, so there is
no need for kubespray to manage it.

* Add RBAC policies to dnsmasq

* fix merge conflict

* yamllint

* use .j2 extension for dnsmasq autoscaler

* Adding yaml linter to ci check

* Minor linting fixes from yamllint

* Changing CI to install python pkgs from requirements.txt

- adding in a secondary requirements.txt for tests
- moving yamllint to tests requirements

Making fluentd.conf as configmap to change configuration.
Change elasticsearch rc to deployment.
Having installed previous elastaicsearch as rc, first should delete that.