[Keymap] Personal keymap for Let's Split keyboard. (#7702)

* Add Initial layout configuration.

* Set arduino pro micro's built in RX LED as Numlock

* Enable Autoshift feautre.

* Remove DVORAK layout.

* Add Numpad, update default layer.

* Update AutoShift timeout.

* Beautify ASCII Art.

* Update keymap.

* Add Initial verison of RGB lighting.

* Add Tap dance, hungarian letters.

.Xmodmap example: 09f058753d

* Update RGB to use only noeeprom functions.

* Change default rgb led color.

* Add `pragma once`.

* Emojis added.

* Add tap dance for hungarian letters, multimedia control, slash/backslash.

* Remove audio related code.

* Add Gaming layer.

* Remove unnecessary code, update copyright.

* Add readme.md

* Implement code review suggestions.

* Implement code review suggestions #2

keyboards/lets_split/keymaps/geripgeri/config.h

@@ -0,0 +1,37 @@
+/*
+This is the c configuration file for the keymap
+
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+Copyright 2019 Gergely Peidl
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#define AUTO_SHIFT_TIMEOUT 200
+#define NO_AUTO_SHIFT_NUMERIC
+
+// RGB lighting
+#define RGBLIGHT_SLEEP
+#undef RGBLED_NUM
+#define RGBLED_NUM 32
+
+#define RGBLIGHT_EFFECT_BREATHING
+#define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+#define RGBLIGHT_EFFECT_RAINBOW_MOOD
+#define RGBLIGHT_EFFECT_STATIC_GRADIENT
+
+#define TAPPING_TERM 200