Remote access REST API

POST /mxcube/api/v0.1/ra/request_control

POST /mxcube/api/v0.1/ra/take_control

POST /mxcube/api/v0.1/ra/give_control

POST /mxcube/api/v0.1/ra/update_user_nickname

POST /mxcube/api/v0.1/ra/logout_user

GET /mxcube/api/v0.1/ra/

POST /mxcube/api/v0.1/ra/allow_remote

POST /mxcube/api/v0.1/ra/timeout_gives_control

POST /mxcube/api/v0.1/ra/request_control_response