added clone functionality to Overlays:
Overlays.cloneOverlay(OverlayID)
filled in the rest of the properties
add checkbox support in scripting interface
playChess script
Switch members in EntityItemProperties to hack around corruption bug
Merge branch 'master' of https://github.com/highfidelity/hifi into chessgame
Merge branch 'master' of https://github.com/highfidelity/hifi into chessgame
chessPiece script with sound
playChess script with autonomous pieces
Merge branch 'master' of https://github.com/highfidelity/hifi into chessgame
Global board position / piece boundaries
Actual piece meshes
switch to mesh board
New grid
Metadata for pieces
Cleaner code + metadata
typo
Merge branch 'master' of https://github.com/highfidelity/hifi into chessgame
Preload sounds / use hash injector options
Merge branch 'master' of https://github.com/worklist/hifi into 20176