forked from mfulz_github/qmk_firmware

* add ergo42 keymap * add helix keymap * add keymap for lets_split * Add keymap for nyquist * update keymaps to address review comments - remove unneeded include - use `#pragma once`
* add ergo42 keymap * add helix keymap * add keymap for lets_split * Add keymap for nyquist * update keymaps to address review comments - remove unneeded include - use `#pragma once`