* Remove chording as it is not documented, not used, and needs work.
* Make Leader Key an optional feature.
* Switch from `PREVENT_STUCK_MODIFIERS` to `STRICT_LAYER_RELEASE`
* Remove `#define PREVENT_STUCK_MODIFIERS` from keymaps.
Added rules.mk for the infinity
* Moved tap dance enums to gordon.h
* Moved tap dance aliases to gordon.h
Moved TD to user space
* Added config file with preventing mods sticking
* Added a few keys to keymap
* gordon.c defines many aliases for KC codes.
* gordon.c defines many advanced tap dance functions.
* This is a squashed commit of about 6 months of work on chimera and
ergodox infinity changes.
* Ignore the change-id below.
Change-Id: I83927139e8a80fe08992ae91ec7d62571498f7f7
fauxpark