Complementary Shaders r5.1 Development Version 1 (Patreon)

Changes over r5.0.1:

- Added "Shadow Smoothing" setting

- Added "Blocklight Flickering" option

- Added "Nether View Limit" setting

- Tweaked Unbound water waves to appear less flat in the distance

- Tweaked Unbound water reflections to appear less scattered

- Reduced the time it takes for Nether biome colors to change

- Fixed rainbows being able to appear when the sun is below horizon