Fixed an issue where the overlay panel would display a full screen semi-transparent image over the entire screen when the overlay panel is disabled in the UI
Fixed a bug in instance segmentation labeler that erroneously logged that object ID 255 was not supported
Fixed the simulation stopping while the editor/player is not focused
Fixed memory leak or crash occurring at the end of long simulations when using BackgroundObjectPlacementRandomizer or ForegroundObjectPlacementRandomizer
Steven Leal