Only count commands that take <30sec (to avoid operator pauses)
Only do destination mix for last addition
Added PPR, MTR  details
Decrease mixing to 0.6 from 0.9, improved aspiration volume calculations, add mixing to history
Moved commits in worklist so they would appear closer to operations after queue optimization
Take into account aspiration volume when deciding to use liquid detection
Adjusted elapsed times
Improved LiHa movement optimization