* Support for converted ELF Open Go networks. * Network files no longer need to be ungzipped. * Improved time usage. * Slowed down play, more consistent time usage from opening to middle game. * By default no longer exits early in fixed playouts or in Japanese byo yomi. * The engine will respond faster on large searches, tree cleanup happens in the background. * Memory usage for large searches further reduced. * Fix a bug in the locking implementation that could lead to data races. * Default tuning is faster and will select faster kernels on most devices. * Various other small fixes and improvements.