* Refactor 4x4 in line with current ps2avrgb template
* Add backlight pwm bodge till #4324 lands
* Disable bootmagic lite as it seems to not work on atmega32a/bootloadHID
* added keyboard jj4x4, a shorter version of the jj40
* removed useless file
* edited jj4x4 readme.md
* optimized array size in jj4x4 config.h, removed reference to jj40 layouts from rules.mk
* removed custom matrix for this ps2avrgb board, refactored column and row pins
kaylanm
Ryan
zvecr
sprayed