Add info.json
Change KEYMAP to LAYOUT_ALL to better reflect that this is a
LAYOUT that fits ALL the possible positions for switches.
We will need to make better LAYOUTS for the future.
* Added xd60:Jos keymap
* Corrected Layout image for xd60:Jos layout
* Update README for xd60:Jos layout
* Created rules.mk for xd60:Jos layout
* Fixed an edge case for xd60:Jos layout
* Now using a specific for xd60:Jos layout instead of modifying the main one
* Better physical layout image for xd60:Jos layout