am 8acdb201: Added TransformGestureDetector (still in progress) Modified VelocityTracker to track multiple pointers Added TransformTest

Merge commit '8acdb201bdad2cd03c07ebad9cda29f7971ed164' into eclair-plus-aosp

* commit '8acdb201bdad2cd03c07ebad9cda29f7971ed164':
  Added TransformGestureDetector (still in progress)