Add underglow animation support to rask's UK78 (#2512)
* Add rask's Satan layout
* Add rask's Satan layout
* Add rask's BananaSplit60 layout
* Add rask's BS60 readme
* Fix rask's BS60 readme image
* Fix rask's BS60 readme image again
* Add rask's UK78 layout
* Change RGui to be LGui to fix locale switching
On Ubuntu the keyboard seemingly lost RGui when toggling
between typing languages. With LGui toggling works normally.
* Add rask's ErgoDox Infinity layout
* Modify ErgoDox layout and add readme for it
* Add rask's UK78 layout readme
* Add undnerglow animation to rask's UK78 firmware
ea070950e7