Added LTE Power On Delay #40

Job	Run time
build (examples/UnitTestExample)	1m 6s
build (examples/ETHOTA)	55s
build (examples/HelloServer)	57s
build (examples/SDWebServer)	53s
build (examples/MQTTClient)	1m 5s
build (examples/ESPMQTTSClient)	54s
build (examples/StaticIPAddress)	1m 4s
build (examples/UDPClientReceiver)	1m 0s
build (examples/UDPClientSender)	58s
build (examples/UDPClientReceiverDirectPC)	53s
build (examples/UDPClientSenderDirectPC)	55s
build (examples/AsyncUDPServer)	55s
build (examples/AsyncUDPClient)	56s
build (examples/WebSocketClient)	1m 1s
build (examples/WebSocketServer)	57s
build (examples/TCPClient)	53s
build (examples/TCPServer)	53s
build (examples/TFT_ILI9341_Shield)	58s
build (examples/SPI_Wire_DevicesExample)	1m 3s
build (examples/WireExample)	51s
	19m 7s

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