[NEW] pc.AssetListLoader to load multiple assets simultaneously.
[OPTIMIZATION] Faster hierarchy synchronization.
[FIX] Incorrect glossiness on iPhone XR/XS/XS Max.
[FIX] Correctly remove model component when type is not asset.
[FIX] Remove check for Apple A8 because Apple now report Apple GPU for all iOS devices.
[FIX] Render CanvasFont to texture using 'alphabetic' baseline which is more consistent across browsers.