Adjust avatar LOD more aggressively: raise detail slowly when above our target
window, lower it in proportion to the ratio between desired and actual rates.
Merge branch 'master' of https://github.com/highfidelity/hifi
Merge branch 'master' of https://github.com/highfidelity/hifi
Merge branch 'master' of https://github.com/highfidelity/hifi
add Script.include()
add load script from URL support
add first cut at firstrun support
set firstRun so it only happens once
Merge branch 'master' of https://github.com/worklist/hifi into scripting_improvements
added hydraMove.js to default scripts
fix audio position in editVoxles.js
spread out billboard and identity fallbacks
sanitiy checking when unpacking AvatarData update
use glm::isnan() everywhere for portable code
Merge pull request #2477 from ey6es/master

Adjust avatar LOD more aggressively: raise detail slowly when above our ...
Merge pull request #2484 from AndrewMeadows/sanity-checking

Sanity check AvatarData packets as they are unpacked
send mesh and billboard on receiver's first connect
don't attempt to render avatars until they are initialized
Merge pull request #2480 from ZappoMan/scripting_improvements

Scripting improvements
force sending of identity and billboard packets changed in last frame