Added u8g2 Library #28

Job	Run time
build (examples/UnitTestExample)	50s
build (examples/ETHOTA)	42s
build (examples/HelloServer)	45s
build (examples/MQTTClient)	45s
build (examples/ESPMQTTSClient)	42s
build (examples/StaticIPAddress)	42s
build (examples/UDPClientReceiver)	47s
build (examples/UDPClientSender)	48s
build (examples/UDPClientReceiverDirectPC)	49s
build (examples/UDPClientSenderDirectPC)	44s
build (examples/AsyncUDPServer)	48s
build (examples/AsyncUDPClient)	45s
build (examples/WebSocketClient)	44s
build (examples/WebSocketServer)	43s
build (examples/TCPClient)	51s
build (examples/TCPServer)	42s
build (examples/RS485_Master)	43s
build (examples/RS485_Slave)	37s
build (examples/RS485_ModBUS)	37s
build (examples/TFT_ILI9341_Shield)	48s
build (examples/SPI_Wire_DevicesExample)	49s
build (examples/WireExample)	36s
	16m 17s

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