MAKU SMK-37 build 0.1

MAKU by okumurari2 (https://github.com/okumurari2/maku) for the M-Vave SMK-37 Pro, Elite and MKE-P37.

Packages: maku37-0.1.fwsc (SMK-37 Pro), -elite (SMK-37 Elite), -mke (MKE-P37). The easiest way to install: https://genkigenki.github.io/smk37/ (Chrome or Edge). Experimental, at your own risk: back up the flash first. Ported with the fm1-to-smk37 kit; also offered upstream as okumurari2/maku#3.