Normalize vertex weights if they don't add up to one; replace lowest weight
if we can't find an empty slot.
Merge branch 'master' of https://github.com/highfidelity/hifi
Allow rendering eye vectors even if there's no head model.
Merge pull request #3436 from ey6es/master

Fix for shirts on avatars created with new version of Fuse.
Merge pull request #3439 from birarda/master

upload a snapshot for location on location creation, cleanup interface start errors
remove the access token from API urls and put in Authorization header