* Add information to docs
- If layer z is not a higher layer than both x and y, the layer change code
does not function correctly.
* Update docs/ref_functions.md
* Update docs/ref_functions.md
* Update docs/ref_functions.md
* Additional changes for Layer State typedef compatibility
* Replace biton32 with get_highest_layer in docs
* Change additional layer structure code
* Fix uGFX reference issue
* Remove dynamic_keymap check
* Where did all these extra spaces come from
Co-Authored-By: fauxpark <fauxpark@gmail.com>