Changes over r1.5 dev1:
- Added labPBR and SEUSPBR support to entities, block entities, held items and translucents
- Improved labPBR and SEUSPBR reflection intensity calculations
- Improved night time sky and light shaft balance to provide a darker feel without hurting visibility
- Improved TAA to reduce shimmering and crawling
- Slightly tweaked morning atmospheric fog
- Slightly tweaked the Cave Lighting setting
- Increased Shadow Quality on Very High and Ultra profiles
- Reduced the quality of "High" and "Very High" Shadow Quality options and added a new "Ultra" tier
- Reverted sand changes of dev1 to fix weird reflections in some situations (IntegratedPBR)
- Fixed fog on oceans and superflat worlds looking a bit too bright during night
- Re-fixed some modded blocks getting fully reflective for no reason