* [Keymap] iris@nstickney: improve RGB init
Perfecting the rgb backlight initialization with a delay for each
color; also start and stop the animation at the "default layer"
color.
* [Keymap] iris,ergodox@nstickney fix FN on SYMB
The function key was not operational on the SYMB and SYSH layers due
to other keycodes being mapped over MO() on those layers. The
offending keycodes have been moved to other keys.
* [Keymap] add @nstickney's userspace
Pulled common code out to a userspace directory for my iris and
ergodox keymaps.
* [Keymap] iris@nstickney add image to README
Added an image from keyboard-layout-editor.com to meet the README
standard.
* iris@nstickney hue values now `uint8_t` (#6050)
