Valve's official terminology are "Room Setup" and "Tracking Universe". Changed our usage of "Playspace" to "Room" for clarity with the upcoming Room-Turn feature and existing Room-Drag feature when compared to nomenclature for other tools that exits out there.
Also slight clean up in readability of movecentertab's action functions.
Parameters with the same name as class members are ripe for introducing
bugs. The fact that the "this->" syntax is optional creates confusion
for maintaining programmers who can only guess at the intention.
Added chaperone profiles
Added separate supersampling sliders for applications/compositor
Added asynchronous reprojection on/off switch
Merged in Microphone Control Overlay
Added Push-to-Talk profiles
Updated to OpenVR 1.0.3
Requires at least SteamVR beta 1477423729.