Dane Springmeyer 2d1e2ef998 add valid() method to box2d, and comment subtraction override as it does not have any function currently		2011-04-04 03:50:09 +00:00
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mapnik	add valid() method to box2d, and comment subtraction override as it does not have any function currently	2011-04-04 03:50:09 +00:00