* the_mark.h: use ____ for KC_NO
* the_mark.h: number matrix positions electrically
`K300` and `K301` has misleading identifiers - `K300` was on column 1 and `K301` on column 0.
* the_mark.h: use QMK 3-character notation
* the_mark.h: add matrix diagram
* refactor reference keymaps
- convert tabs to spaces
- use four-space indent
- grid align keycodes
- remove extra line breaks
- add layer indexes to `via` keymap
* info.json: apply friendly formatting
* add LAYOUT_ansi_split_bs_space
Includes reference keymap.
* add LAYOUT_iso_split_bs_space
Includes reference keymap.
* info.json: edit maintainer value
There is a Boardsource GitHub account, but knowing the user who maintains it is helpful.
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