wrap websocket send in try/catch
add getRunningGames cmd to hftgame
make relayserver walk down cwd to find package.json
add isConnected to test-websocketclient
move test-websocketclient to lib/websocketclient
update hft commands so first arg, the cmd, is removed from args._
add hft exit-game
fix typo in showavailablegames
fix hft cmds
fix hft commands that broke because of the 1 -> 0 switch