Update v0.3.20 (Special Crabman Satisfaction Update!)

- Improved camera drag to work on click outside of levels as well
- Improved walking path selection to allow player to control exact path (right click to reset to shortest path)
- Improved Enemy movement behaviour (as is custom)
- Updated to Unity 2019.4.19f1
- Fixed duplicated resolutions in settings
- Fixed Djinn freezes when it should attack
- Tweaked Desk & Bookshelf positioning