#10 anti-parallel vecLimitDeviationAngleUtility

[Craig Reynolds]

If the "source" and "basis" arguments to vecLimitDeviationAngleUtility are anti-parallel a zero length vector is returned. The result should have the same length as "source".

see forum message: http://sourceforge.net/forum/message.php?msg_id=4084368

Note another bug in vecLimitDeviationAngleUtility: http://sourceforge.net/tracker/index.php?func=detail&aid=1231092&group_id=77546&atid=550583