Move JSHint config to .jshintrc file
Fix a few undefined vars
Move replaceParent funtion
Fix merge
Object.children.id -> Object.children.ids
Custom events mechanism that avoids the frequent context switches in Backbone events

It's more bareboned but faster.. Also replace all occurences of .bind with .on, to make the distinction between Function.prototype.bind() easier.
Use QUnit equal

Makes results easier to debug
I seem to accidentally have fixed a minor rounding bug
Doesn't seem to be the right thing
Restructure project a bit

Add some third-party scripts as npm modules.
Avoid unnecessary null transforms
Fix one test
Canvas drawing loop improvements

Use plain for loop, use direct _x, _y properties where possible.
Add support for image smoothing param

Set it to false when woking with pixel art. False might lead to better performance, since it would use cheaper interpolation algorithms. It might not make a big difference on GPU backed canvases.
Optimize getBoundingClientRect
Add shallow parameter to group boundingClientRect
Only set opacity flag if there is an actual difference
This whitespace annoys me when building and diffing
Use strict for some files
This might enable some browser optimizations
Rework Vector.bind

Now it doesn't call a these setup functions, which can be moved to the prototype setup.
This makes it much more performant when creating large numbers of Two.Vector's