Add test for matrix lists that contain only matrices, with a matrix that has [3][3] != 1
Merge pull request #153 from rjwright/Matrix50PCFlipTest

Add test for matrix with [3][3] != 1
Support both dashed and camel-case property names
Support animation of z-index
Support animation of visibility
Test registering camel cased property names
Merge pull request #157 from dstockwell/visibility

Support animation of visibility
Merge pull request #156 from dstockwell/z-index

z-index and dashed property names
Gruntfile improvements to help add new build targets.
Further modifications to Gruntfile.js
minifillConfig -> uglifyConfig
Why is this even here
Merge pull request #158 from shans/newBuild

Gruntfile improvements to help add new build targets.
Unresolved startTime/currentTime should be null
Use null in maxifill-player and tests
Use null internally
Remove other uses of NaN