Ir esp8266 lib update and code impacts (#235)

* integrate new IRremoteESP8266 lib 2.4.2 and add new protocols

IR_RC6
IR_MITSUBISHI
IR_GICABLE
IR_MITSUBISHI2
IR_LASERTAG
IR_CARRIER_AC
IR_MIDEA
IR_NIKAI
IR_SHERWOOD
IR_DENON
IR_AIWA_RC_T501
IR_JVC

lib/IRremoteESP8266/examples/TurnOnFujitsuAC/TurnOnFujitsuAC.ino

@@ -14,7 +14,7 @@ void printState() {
   // Display the encoded IR sequence.
   unsigned char* ir_code = fujitsu.getRaw();
   Serial.print("IR Code: 0x");
-  for (uint8_t i = 0; i < FUJITSU_AC_STATE_LENGTH; i++)
+  for (uint8_t i = 0; i < fujitsu.getStateLength(); i++)
     Serial.printf("%02X", ir_code[i]);
   Serial.println();
 }
@@ -24,7 +24,7 @@ void setup() {
   Serial.begin(115200);
   delay(200);
 
-  // Set up what we want to send. See ir_Mitsubishi.cpp for all the options.
+  // Set up what we want to send. See ir_Fujitsu.cpp for all the options.
   Serial.println("Default state of the remote.");
   printState();
   Serial.println("Setting desired state for A/C.");
@@ -38,7 +38,11 @@ void setup() {
 void loop() {
   // Now send the IR signal.
   Serial.println("Sending IR command to A/C ...");
+#if SEND_FUJITSU_AC
   fujitsu.send();
+#else  // SEND_FUJITSU_AC
+  Serial.println("Can't send because SEND_FUJITSU_AC has been disabled.");
+#endif  // SEND_FUJITSU_AC
   printState();
   delay(5000);
 }