[misc.py] validate configFile properly
Merge branch 'master' into final
[control.py] add head to head2head gui for #5
Merge branch 'final' of https://github.com/william1616/WeakestLink into final
[gui.py] initial work on final gui - question display done; scoring not-done; head2head not-done
[gui.py] finish final round gui for #5 todo winner screen and head2head
Merge branch 'final' of https://github.com/william1616/WeakestLink into final