lastest changes

Vagrantfile

ansible/11_enable_calicoctl_at_all.sh

ansible/13_kubernetes_dashboard.sh

ansible/14_install_metallb.sh

ansible/15_install_nginx_ingress.sh

ansible/16_install_cert_manager.sh

...e/enable_calicoctl_at_all/roles/calicoctl/tasks/main.yaml

...le/enable_calicoctl_at_all/roles/calicoctl/vars/main.yaml

ansible/enable_calicoctl_at_all/site.yaml

...e/install_cert_manager/roles/cert_manager/tasks/main.yaml

...le/install_cert_manager/roles/cert_manager/vars/main.yaml

ansible/install_cert_manager/site.yaml

ansible/install_metallb/roles/metallb/tasks/main.yaml

...install_nginx_ingress/roles/nginx_ingress/tasks/main.yaml

ansible/root.cnf

ansible/template.domain.cnf