Added TestTransition
Continue Transitions/Interpolators API
Refactored Array.create: renamed to "fromXXX" and added convenient
methods to create Array instance from primitive arrays
Added Value.getProperty + add missing header
Added Timer API
Added LorenzSystem Demo
Added Easing API
added Easing test API
Finished Easing function
finished transition API;
now, Transition does not subclass Selection
Merge branch 'transitions-api'