kill uvcdat gui middle of animation generating leads to many vtk errors #617
I just got it too I get a LOT (many minutes worth of screen dumping of:"
actually had to kill the process
@williams13 also noted that closing an animation via the "X" clear cell icon in the spreadsheet causes issues. In branch
Note: calls to canvas.animate directly since the animationWidget doesn't have a stop method that stops (not pauses) animation. Fixes CDAT#617