* Added new keymap for crkbd/rarick
* Delete flash.sh
Deleted rarick crkbd flashing script, as it will not be used by most users.
* Applied feedback, and fixed build error caused by builder updates
* Update keyboards/crkbd/keymaps/rarick/config.h
Removed USE_MATRIX_I2C, no longer used.
Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>