Complementary Reimagined r5.0 Release Candidate 1 (Patreon)

Yup. It is r5.0 now.

Changes over r2.4 dev7:

- Added more world outline settings

- Added Lens Flare option

- Extended sky color handling to fix weird sky color during thunderstorms

- IntegratedPBR Changes (Most changes are Iris-only):

* Added specular and emission support for many more items

* Improved held item reflection handling with correct sky color and less smudging

* Slightly reduced intensity of Generated Normals on held items

* Fixed several emission issues with some held items

- Fixed reflection smudging issues on held items

- fix1: Fixed crashing problem on Apple devices