Also add a 1kHz sine wave sample, intended for use with this
* add luacheck workflow and config * replace 'digiline' with 'digilines' * fix whitespace * fix most variable warnings * piston.lua and movestone.lua have inline ignores for some hard to fix code * increase line length for now
* Noteblock sound list updated * Noteblocks now support pitch control * Touchscreens can now optionally use the "real coordinates" system
