generate secrets on deployment machine

.travis.yml

README.md

roles/kubernetes/master/tasks/main.yml

roles/kubernetes/node/meta/main.yml

roles/kubernetes/node/tasks/gen_certs.yml

roles/kubernetes/node/tasks/main.yml

roles/kubernetes/node/tasks/secrets.yml

roles/kubernetes/preinstall/defaults/main.yml

roles/kubernetes/secrets/files/certs/.gitkeep

roles/kubernetes/secrets/files/tokens/.gitkeep

roles/kubernetes/secrets/handlers/main.yml

roles/kubernetes/secrets/scripts/kube-gen-token.sh

roles/kubernetes/secrets/scripts/make-ssl.sh

roles/kubernetes/secrets/tasks/gen_certs.yml

roles/kubernetes/secrets/tasks/gen_tokens.yml

roles/kubernetes/secrets/tasks/main.yml

roles/kubernetes/secrets/templates/openssl.conf.j2

roles/network_plugin/calico/handlers/main.yml