Starting on Faceplus integration.
More work on Faceplus integration/cleaning up support for multiple face
trackers.
More progress on Faceplus integration.
More work on Faceplus integration.
Added basic mappings to start off with.
More Faceplus work.  Starting to get results.
Move Faceplus reading to its own thread to avoid blocking the main one.
Faceplus fixes.
Tab fixes.
Merge branch 'master' of https://github.com/highfidelity/hifi into faceplus
Merge branch 'master' of https://github.com/highfidelity/hifi into faceplus
Updated headers to match the new standard.
Merge pull request #2636 from ey6es/faceplus

Basic Faceplus integration, cleanup for handling the various face trackers.