NEWT: EDTUtil.invokeStop(..) gets 'wait' argument, allowing non-blocking shutdown. DisplayImpl.shutdownAll(): Don't block.
NEWT WindowImpl/GLWindow: @ JVM Shutdown, force stop animation thread w/o blocking.
AWTRobotUtil.*KeyPress/Release: Remove waitForIdle(robot), but call per use case instead.
TestFocus02SwingAWTRobot: Fix Java7 'changed behavior': Relax focus traversal validation checks.