Release Notes 2018.05.19

* Video news capsule on title screen with countdown to new features.
* Smarter creatures. Their movements and memory simulate no matter their distance from the player.
* Raptors are more fearful of scarecrows.
* Fixed errors caused by double clicking to enter build stations. Thanks Matzebrei85.
* Fixed gif preview disappearing after switching focus and returning to game.
* Reduced peak RAM use by 50MB.
* Removed multiple causes of stutters.
* Removed mysterious light glowing underground on center island.
* Fixed a case where extraneous pieces could be left in the world.
* Inverted camera zoom during building to match other modes
* Lots of under-the-hood preparations for future updates.
* Upgraded all platforms to Unity 2017.4.3