- Fixed bugs related to OSL dPdtime: Objects and assembly transforms were ignored. - Small refactors of ShadingRay::Time, RendererServices, Camera and ShadingPoint classes. - Added dPdtime + moving assembly test scene. - Fix shutter times in existing dPdtime test scenes.
- added foundation::fast_floor() and foundation::fast_ceil() functions. - removed broken foundation::floorps() function.