* fix ANSI layout macro reference
* update ISO layout macro and enable 65_iso community layout support
- rename to LAYOUT_65_iso (with LAYOUT_iso alias for backwards compatibility)
- rename position k2c to k1d (electrical position)
* rules.mk templating
* tada68.h: use #pragma once include guard
* config.h: use #pragma once include guard
* make product id unique
* update info.json
* update readme
* cleanup default keymap
- keycode alignment
- layout macro reference
- four-space indent
* remove matrix_*_user functions from tada68.h