change state name so that mingw compiles it
resize when applicable in configwindow
put mask into video tab
visual tweaks; add log saving defaults, update interval option
put settings into groups, clarify settings names
allow experiment to continue after timeout
fix tracker crashing when no frames were captured

also remove one last forgotten dynamic VideoCapture allocation
add an option to continue experiment after timeout
Revert "remove unnecessary state ("refractory")"

This reverts commit 3bff110b400923e41e33ac16efcd7fe6ee28d72e.

Conflicts:
	experiment.cpp
add quick and dirty spec-compliant logging