Shen Yiming

Little suggestion: Better to add doc for Common Type Properties, it's reference many times but without it, u cannot do basic setups. It''s hard to help in the documents unless...

@alevys Actually, there is a usable [starling-extension-graphics](https://github.com/StarlingGraphics/Starling-Extension-Graphics/tree/master/extension2.0/src/starling/display) for starling v2 which will be working after some minor tweaks. ( And here is my [fork](https://github.com/soimy/Starling-Extension-Graphics-2)) I believe there are more effective...

@visgotti Can you describe the meaning of alphabetical grouping? I cannot get it. Currently, you can group your bins by the tag system. Check this out: https://github.com/soimy/maxrects-packer/blob/0eeb7d14c9402caa5b29e50aecb6c7db368b5b8b/test/maxrects-packer.spec.js#L51-L71

That's not packer's job, you feed the data with width/height/tag and packer return the bins with position data. Try isolate the filename as the tag, and sort the returning bin...

After some digging, I found this issue is introduced by #708 most of the time we just need simple 90-degree rotation, and `advancedRotate()` on 90/270 degree will result in total...