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
Merge pull request #2477 from ey6es/master

Adjust avatar LOD more aggressively: raise detail slowly when above our ...