BKE_bmbvh_find_vert_closest: very stupid & old bug, it was comparing hit locations incorrectly so that only the first hit was valid.
This isn't noticeable for small distances, otherwise it gives bad results.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@57588 954f8c5b-7b00-dc11-b283-0030488c597c