Early out for disc polling if neither motor is active
Give python a moment to start up for travis builds
Create a lookup table for ULA, updated only when palette or ULA params change. Unfortunately slows down Elite by ~15%
Smarted readmem/writemem and paging. Nice performance boost
Treat processor flags as bools uniformly
Add video profile/benchmarking and make safe to call in Firefox
Merge branch 'master' into video_defer_ulapal
Actually recalc the palette on demand
Another attempt with loop unrolling
Grab bag of optimization tweaks. Still no consistent video improvement
Merge branch 'master' into video_defer_polltime

Conflicts:
	6502.js
	video.js