* Add layout/matrix diagram
[docs]
* Rename `LAYOUT` to `LAYOUT_65_xt_ansi_blocker_split_bs`
[refactor]
* Add `LAYOUT_65_xt_ansi_blocker`
[enhancement]
* Add `LAYOUT_65_xt_ansi_blocker_tsangan`
[enhancement]
* Add `LAYOUT_65_xt_ansi_blocker_tsangan_split_bs`
[enhancement]
* Touch-up keymaps
- grid-align keycodes
- use four-space indent
- use QMK-native keycode aliases
[refactor]
* Update `via` keymap
Update the `via` keymaps to have the same key assignments as the
`default` keymap, which is more fleshed out.
[chore]
