Unity 5.6 is now available for download. The final in the Unity 5 cycle, this release includes Progressive Lightmapper preview, new Light modes, Vulkan support, new video player, support for Facebook Gameroom, Google DayDream, and much more.
Here are a few of the screenshots and videos they shared:
Shadowmask Light Mode
Progressive Lightmapper
[attachment=35490:5_6_feature_ProgressiveLightmapper_03.png]
Vulkan API Support