rose suite-run (gtk): fix RuntimeError for Queues
Merge pull request #1281 from benfitzpatrick/rose-suite-run-gui.fix-runtime-queue-error

rose suite-run (gtk): fix RuntimeError for Queues
rosie.ws_client: store password in gnomekeyring

Prompt username and password with `zenity` or `raw_input` and `getpass`.
Introduce `rosie hello` for users to set up connection.