* Add a directory as rev2 in keybords/kudox.
* Modified default keymap of Kudox.
* Modified JIS keymap of Kudox.
* Changed kudox default from rev1 to rev2.
* Modified a keymap of kudox/x1.
* Move keyboards/kudox/keymaps to keyboards/kudox/rev1/.
* Remove keyboards/kudox/info.json.
* Modified kudox's READMEs.
* Remove unnecessary codes.
* Add Kudox Keyboard profile.
* Modified info.json and image link on readme.
* Remove unnecessary codes.
* Set BootLoader caterina.
* Remove duplicated settings on rules.mk.
* Clean up config.h.
* Modified include header path.
* Modified info.json to adjust 4th row keys y position.
* Separate default keymap and my keymap.
* Modified RGB_LED_* settings on kudox/rev1/config.h.
