* Keyboard Naked48 Update
Support for SPLIT_KEYBOARD
Readme updates
Keymap updates
Support for RGB matrix (salicylic keymap)
* Keymap Update
Change KC_NO to KC_TRANSPARENT.
Update the old part.
* Keyboard: add treeadstone48
* rename layout defines
* Use of pragma once
* move common include code
* fixed info.json
* change keymap layout from kc to normal
* fix alpha revision keymap
* fixed info.json
* remove USE_Link_Time_Optimization
* Helix: make rgblight modes selectable.
No change in build result.
* edit the comment of helix/rev2/keymaps/default/keymap.c
* Helix led_test keymap: reduced the size.
* Moved duplicated defines out of inappropriate source files (matrix
pins in keymap subdirectory)
* Eliminated default keymap directory
* Hardcoded serial keymap to use serial defines and EE_CONFIG
* Hardcoded i2c keymap to use i2c defines
new file: keyboards/lets_splitv2/Makefile
new file: keyboards/lets_splitv2/config.h
new file: keyboards/lets_splitv2/i2c.c
new file: keyboards/lets_splitv2/i2c.h
new file: keyboards/lets_splitv2/imgs/split-keyboard-i2c-schematic.png
new file: keyboards/lets_splitv2/imgs/split-keyboard-serial-schematic.png
new file: keyboards/lets_splitv2/keymaps/default/keymap.c
new file: keyboards/lets_splitv2/lets_split.c
new file: keyboards/lets_splitv2/lets_split.h
new file: keyboards/lets_splitv2/matrix.c
new file: keyboards/lets_splitv2/pro_micro.h
new file: keyboards/lets_splitv2/readme.md
new file: keyboards/lets_splitv2/serial.c
new file: keyboards/lets_splitv2/serial.h
new file: keyboards/lets_splitv2/split_util.c
new file: keyboards/lets_splitv2/split_util.h
new file: keyboards/maxipad/Makefile
new file: keyboards/maxipad/config.h
new file: keyboards/maxipad/keymaps/default/Makefile
new file: keyboards/maxipad/keymaps/default/config.h
new file: keyboards/maxipad/keymaps/default/keymap.c
new file: keyboards/maxipad/keymaps/default/readme.md
new file: keyboards/maxipad/maxipad.c
new file: keyboards/maxipad/maxipad.h
new file: keyboards/maxipad/readme.md