update with qmk master (#2887)
* add splitography
* trim keymap.c
* add Makefile
* rename Makefile to rules.mk
* thumb key definition
* thumb key definition
* thumb key definition
* blue/orange layer swap, double qwerty steno exit
* fix TxBolt 1-3 key chord suppression (PREVENT_STUCK_MODIFIERS)
* add audio control
* beakl 8+10, dvorak (standard and splitography wide variant)
* beakl 8+10, dvorak (standard and splitography wide variant)
* shift layer home blocks
* regex layer key changes
* tilde align symbol navigation and regex layer
* splitography/planck code break out into common .h segments
* splitography/planck code break out into common .h segments
* splitography common library
* splitography common library
* splitography beakl altgr home row
* updating with qmk master
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