Duplicate GcodeModel actor into a lighter version
More work towards using indexed drawing in gcview
Refresh view after hitting "only current" (C) key in gcview
Rework and cleanup gcview indexing
Don't add layers without x/y/z movement to gcview
Add comment
Propagate layers change to Light model in gcview
Add setting to switch to the light visualization
Correctly start at max_layers + 1 in GcodeModelLight
Simplify some logic in gcview
Start work towards using large, extruded paths in gcview
Add load callbacks for platers
Fix obvious freakin bug
Hackily handle avg_norm == 0
No need to divide by 2, we're going to normalize anyway
Speed things up by not using numpy (doh!)
Speed things up a lot by not adding useless colors
Fix refactoring errors
Fix speedup-related errors
Speedup new viz by flattening colors list