* [Keymap] Add pierrec83's gherkin keymap
Contribute my gherkin keymap upstream as it is semi-stable. It has grown
in symbiosis with my Kyria keymap which is already upstream.
Add a readme
* Remove generated keymap and instructions to generate it as it is done by qmk flash
* Remove unnecessary re-definitions for XXXXXXX and _______
* Update 6lit to use KC_NO in layout macros
* Update rules.mk to follow current template
* Remove use of deprecated function action_get_macro - unused and contents were from old template
* Remove use of deprecated function action_get_macro - all code was commented out
* Remove use of deprecated function action_get_macro - convert macro to use process_record_user
* Convert keymap to consistent use of _______
* fix use of old style header guards
* Swap KC_NO for XXXXXXX macro since the swap to the macro for KC_TRANS
* Resolve use of ?= in rules.mk files
* Remove duplication of rules.mk and config.h in gherkin mjt keymap
* Remove unnecessary #includes
* Align layout macros so foobar can use gherkin keymaps
* Align 6lit layout macros with foobar
* Remove ifndef QUANTUM_DIR from keymaps
* Initial move of 40percent.club boards to common parent folder.
* Refactor readme files to be consistent
* Refactor readme files to be consistent - fix make command examples.
* Refactor readme files to be consistent - align readme filenames.
* Refactor readme files to be consistent - fix repo url.
* Disable Community keymap builds as they are currently failing due to missing functionality
* Move more of 40percent.club boards to common parent folder.
* Refactor readme files to be consistent - align readme filenames.
* Refactor readme files to be consistent - fix make command examples.
