also ignore .dat files.
Offlinemon: check position within vector as >+ instead of != end()
Make the file checker aware of the possibility of non-sync events
add flag, correctly print the caught exception message instead of something
Remove editor backup file.
Add mSleep to terminate() command of runControl to give connected
producers time to shut down.
Add additional "Terminate" button to the GUI to make this possibility
more prominent than the Window's "x" button.