Fix auto-connect blocking the UI thread every second
Fix auto-connect blocking the UI thread every second

This led to the Swing UI (menu bar, dialogs) becoming very unresponsive when not currently connected to a server and auto-connect is enabled.

magmaOffenburg/RoboViz,magmaOffenburg/RoboViz,magmaOffenburg/RoboViz,magmaOffenburg/RoboViz