* add licenses message to helix/rev2 files
* Minimize the processing of helix/rev2/local_features.mk
* Changed helix/rev2 default setting to use split_common
* fix helix/rev2:edvorakjp build error
* Remove unnecessary '#include' from keymap.c
* helix keymaps Workaround for build errors. five_rows_jis, fraanrosi, froggy, froggy_106, yshrsmz
* Revert "fix helix/rev2:edvorakjp build error"
This reverts commit 731dbbe151.
Separated into a single PR #16433.
* Revert "Changed helix/rev2 default setting to use split_common"
This reverts commit e76dbd7762.
* add 'SPLIT_*_STATE_ENABLE' into helix/rev2/config.h
* Revert "helix keymaps Workaround for build errors. five_rows_jis, fraanrosi, froggy, froggy_106, yshrsmz"
This reverts commit 9b316c1c6a.
* change helix:default to use split_common
* change helix:five_rows to use split_common
* add comment into helix/rev2/rules.mk
* change helix:led_test to use split_common
