Kappa Shader

Complete rewrite and internal redesign

• vastly improved performance/visuals ratio
• added anamorphic and star shaped bloom
• added stratocumulus clouds
• vastly improved clouds
• internal optimizations
• improved bloom
• improved depth of field
• improved fog
• improved water and water volume
• improved fake gi
• improved overall lighting and sky colors
• optimized volumetric clouds
• added proper cloud distance fogging
• improved weather
• improved rough reflections
• improved biome dependencies
• disabled chapman lens flare by default
• reworked settings screen
• improved subsurface scattering
• improved nether and end shaders
• added optional sky earth shadow
• pretty much everything else redone and improved too
• removed pcss (temporary)
• removed custom lava (temporary)
• removed anamorphic lens flares (replaced with anamorphic bloom)