* Fix font, add accented variants
* signs
* mismatched emissives fixed, new nether bricks given original color
* pull in stingraych's piglin textures (same license)
* remove sounds not found in pixel perfection 3.6
* remove overlay ctm because it's ugly, make water blue again
Co-authored-by: auctumnus <auctumnus@users.noreply.github.com>
This also helps in preparing for the Nether Update (1.16). Textures were
optimised using OptiPNG by:
optipng -o7 -nx
followed by a second run with the defaults.