MyVeryEasyShader v3 - no reflections

Water reflections have been removed completely.
Water is now static/tinted only, with no waves and no reflection maths.

Edit shaders/composite.fsh for:
- BRIGHTNESS
- SATURATION
- VIBRANCE
- COLOUR_GRADING
- AO_STRENGTH
- LIGHT_STRENGTH

Edit shaders/gbuffers_water.fsh for:
- WATER_BRIGHTNESS
- WATER_TINT_AMOUNT


Bloom settings are in shaders/final.fsh and appear in Shader Pack Settings:
BLOOM_STRENGTH, BLOOM_THRESHOLD, BLOOM_RADIUS, BLOOM_SOFTNESS
