Implemented bounding box containment.
Implemented bounding box containment.

yeerkkiller1/buildblast,crazy2be/buildblast,yeerkkiller1/buildblast,yeerkkiller1/buildblast,crazy2be/buildblast,yeerkkiller1/buildblast,crazy2be/buildblast,crazy2be/buildblast,crazy2be/buildblast,yeerkkiller1/buildblast