code clean up
add more comments
update checkFingerTap()
rewording
use WT_PACKET to detect pens
click when pressing CTRL & ALT
add gStatus.bEnableTouch
use right button to trigger gesture
new function addTextButton(...)
also post gesture msg after left button clicked
give up floating tool buttons
clear strokes
remove OnVirtualKey Event
add SimulateDragWithKey(...)

need fix, still have issue with it
add SimulateDragByStep(...)
remove some mouse gestures
SimulateDragByStep will send list index back
rewording
rewording
use msg->pt for cursor position