* Updated project to 2019.3.2f1 / 7.2.1

* Added the Magic Book sample

* Added Script Control for AA/Cursor + Optimized Overdraw

* Fix for Magic Book pages

Enabled read/write on the pages (weren't showing up in standalone before), fixed magic book entry in the load menu, cleaned up other mesh import settings, restored the floating rock.

* Re-positioned FPS Counter

* Updated README