$ curl -i -k -X POST "https://localhost:8443/repositories?repo_label=foo&user_label=admin&user_pwd=<user-password>"
-> take 'repository uuid', 'user uuid'
$ curl -i -k -X POST "https://localhost:8443/secrets?repo_uuid=<repo_uuid>&user_uuid=<user_uuid>&user_pwd=<user_password>&secret_name=my_secret&secret_value=Hello World !"
$ curl -i -k "https://localhost:8443/secrets/<secret_name>?repo_uuid=<repo_uuid>&user_uuid=<user_uuid>&user_pwd=<user_password>&format=(raw|base64)"
$ curl -i -k "https://localhost:8443/secrets?repo_uuid=<repo_uuid>&user_uuid=<user_uuid>&user_pwd=<user_password>"
$ go install ./...
$ $GOBIN/himitsu_server
$ go run himitsu_server/*.go