* Replace custom RCTRL implementation with built-in LM
Caveat: sends LCtrl instead of RCtrl
* Enable VIA support in KBD6X keymap
* Disable LTO on ChibiOS boards
* Disable locking support and Magic keycodes for all keymaps
* Organize and annotate rules.mk and config.h files
* Enable Console for Melody96 keymap
* L_RANGE_KEYMAP → LAYERS_KEYMAP
* Revert "Replace custom RCTRL implementation with built-in LM"
This reverts commit 17d706a82d7e31b53cd84efeb9b2ddb9922a2368.
* Set DYNAMIC_KEYMAP_LAYER_COUNT to 3 in Doro67 and Wasdat keymaps
* Enable Bootmagic Lite for all VIA keymaps
* Update mousekey parameters in userspace
* Disable GRAVE_ESC in boards where it isn't used
* Tweak MODERN_DOLCH_RED and reset RGB on Shift+Toggle in KBD6X
* Disable RGB controls when Fn/Caps indicator lights are on
* Use LTO_ENABLE instead of setting -flto directly
* Add led_update_keymap, use SS_LCTL instead of SS_LCTRL
* Change TAPPING_TOGGLE from 2 to 3
* Update MODERN_DOLCH_RED color
* Remove unused RAL_LAL tap dance
* Disable Space Cadet on all boards
* Rework SEND_STRING_CLEAN into CLEAN_MODS, fix DST_P_R/DST_N_A
* Disable unnecessary underglow animations
* Rearrange feature flags in rules.mk files
* Change custom colors from structs to defines
* Add some explicit initializers
* Add MODERN_DOLCH_CYAN color
* Add IS_LAYER_ON_STATE()/IS_LAYER_OFF_STATE() macros
* Add led_set_keymap() template function
* Change underglow color based on Caps/Fn state
* Preserve val when changing underglow colors
* Only trigger Fn light for Fn layer
* Refactor fn_light() and caps_light() slightly
* Add comments to fn_light() and caps_light()
