use command instead of synchronize

roles/download/defaults/main.yml

roles/download/tasks/main.yml

roles/etcd/tasks/install.yml

roles/kubernetes/master/tasks/main.yml

roles/kubernetes/node/tasks/install.yml

roles/kubernetes/node/tasks/main.yml

roles/kubernetes/preinstall/tasks/main.yml

roles/network_plugin/tasks/calico.yml