Add SSD1306 OLED display support to TKC1800 (#2293)

* Add support for SSD1306 OLED display

* Correct keymap

Had tilde on keymap instead of grave, corrected.

* Winkeyless keymap

keyboards/tkc1800/rules.mk

@@ -45,7 +45,7 @@ OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
 #   Atmel DFU loader 4096
 #   LUFA bootloader  4096
 #   USBaspLoader     2048
-OPT_DEFS += -DBOOTLOADER_SIZE=4096
+OPT_DEFS += -DBOOTLOADER_SIZE=8192
 
 
 # Build Options
@@ -66,3 +66,6 @@ MIDI_ENABLE ?= no            # MIDI controls
 UNICODE_ENABLE ?= no         # Unicode
 BLUETOOTH_ENABLE ?= no       # Enable Bluetooth with the Adafruit EZ-Key HID
 AUDIO_ENABLE ?= no           # Audio output on port C6
+
+SRC = i2c.c \
+	  ssd1306.c