Comet46 add support for OLED (#4745)

* Add OLED support for Comet46

* fix length of char "name" of keylogger.c

* update ssd1306

* fix rules.mk

* update led-receiver keymap

* Update OLED related code

* add mod_state_reader & modify led_state_reader

* Update OLED related files

* Update kemaps

* Update readme

* change default-oled-display to default

* Add OSM compatibility to mod_state_reader

* Code formatting

* Use PROGMEM to store code_to_name

* Clean up satt keymap

* Rename default-led keymap to defult-rgbled

keyboards/comet46/keymaps/default/config.h

@@ -0,0 +1,31 @@
+/*
+This is the c configuration file for the keymap
+
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+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/>.
+*/
+
+#ifndef CONFIG_USER_H
+#define CONFIG_USER_H
+
+// #include "../../config.h"
+
+/* Use I2C or Serial */
+
+#define USE_I2C
+#define SSD1306OLED
+
+#endif