This is used as a placeholder used in place of other objects in backtraces. o Image.Dims.exif_get and Image.exif_decode New convenience functions to get the functionality of Image.Dims.exif_get_JPEG and Image.JPEG._decode (rotation of the image according to the EXIF orientation information) without needing to check if the image is JPEG first.
- Add delay() to postpone a future.
- Rewrite timeout() to reduce the memory footprint of a future in the
Bug fixes --------- o backtrace() Hide mutex keys and crypto contexts from backtraces. Having unexpected references to mutex keys may cause hangs and complaints about attempting to lock mutexes recursively.