1) Fully remade HD calc: now it's strain-based
2) Remade high AR calc: now it's using more correct aim-speed summing
3) Added explicit nerf for fiery patterns
4) Fixed bug where HR pop-offing slideraim difficulty due to sliderend position not being mirrored (no longer Rat Race +50)
5) Splitted some files cuz it's more convenient for me to edit