Edit properties tweaks
Created ScriptableAvatar class
Replaced the Avatar in Agent by a scriptable avatar.
Merge branch 'master' of https://github.com/highfidelity/hifi into add_start_stop_animation_for_scripted_avatar
Merge branch 'master' of https://github.com/highfidelity/hifi into add_start_stop_animation_for_scripted_avatar
Remove unnecessary arguments
Merge branch 'master' of https://github.com/highfidelity/hifi into add_start_stop_animation_for_scripted_avatar
CR missing index++
Merge branch 'master' of https://github.com/highfidelity/hifi into add_start_stop_animation_for_scripted_avatar

Conflicts:
	assignment-client/src/Agent.cpp
	examples/editModels.js
Removed unused variable
Configure build for Windows 8.1
Tweak build docs for Win 8.1
Merge branch 'master' of https://github.com/anthonye2007/hifi
Working on heightfield implementation.
Merge pull request #3210 from Atlante45/add_start_stop_animation_for_scripted_avatar

Add start stop animation for scripted avatar
Merge pull request #3219 from anthonye2007/master

Tweak build docs for Windows 8.1
Merge pull request #3218 from ey6es/metavoxels

Various metavoxel improvements relating to threading and VBO-based rendering.
More work on heightfields.
Merge branch 'master' of https://github.com/highfidelity/hifi into metavoxels