Patched "DrawATPA exceed the bitmap's bounds" error when handling a right click menu too large a size.
Fixed run for DTMWALK
Added new isPointOnMap for DTMWalk

Signed-off-by: slushpuppy <geemail.duh@gmail.com>
Merge pull request #100 from slushpuppy/master

Patched Getchooseoptions, and some new walking funcitons