[Keyboard] Create RGBKB Folder (#5858)

* Move Sol, Zen, & Zygomorph keyboards to RGBKB folder

* Updated default keymaps

* Fixing more areas due too folder moves

* Fixing Zen layer numbers

* Fixing zygomorph layer comments

* Fixing Colmak comments

* Fixing Sol Colmak readme

* Macro alignment

* Zen rev2 configuration json

* Fixing sol ifdef

* Fixing Sol info.json

keyboards/rgbkb/zen/rules.mk

@@ -0,0 +1,42 @@
+# Pro Micro or Elite-C
+# Automagically converted to Proton-C
+MCU = atmega32u4
+F_CPU = 16000000
+ARCH = AVR8
+F_USB = $(F_CPU)
+BOOTLOADER = dfu
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+ifeq ($(strip $(CTPC)), yes)
+  CONVERT_TO_PROTON_C=yes
+endif
+
+ifeq ($(strip $(CONVERT_TO_PROTON_C)), yes)
+  SPLIT_KEYBOARD = no       # currently unsupported on ARM
+  RGBLIGHT_ENABLE = no      # currently unsupported on ARM
+
+  EXTRAFLAGS += -DUSE_PROTON_C
+else
+  # Currently moved to Pro Micro only section because of lack of Proton-C support
+  SPLIT_KEYBOARD = yes
+  RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight.
+endif
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes       # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = yes        # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
+
+DEFAULT_FOLDER = rgbkb/zen/rev2