Support for ESP-NOW Wireless Remote Control (#3237)

* Initial checkin for ESP-NOW remote feature

* cleanup irrelevant comment

* don't bring in espnow package includes when feature disabled

* Formatting and removing inaccurate call mode hardcoding

* Fork ESP Now code by platform (8266 v. esp32)

* compiled html update

* Disable ESP-NOW remote by default on ESP32 until tested

* Enable ESP-NOW remote for ESP32

* Rename ESP NOW define

---------

Co-authored-by: cschwinne <dev.aircoookie@gmail.com>

wled00/wled.cpp

@@ -105,6 +105,7 @@ void WLED::loop()
   handleIR();        // 2nd call to function needed for ESP32 to return valid results -- should be good for ESP8266, too
   #endif
   handleConnection();
+  handleRemote();
   handleSerial();
 
   #if defined(ARDUINO_ARCH_ESP32) && defined(WLEDMM_PROTECT_SERVICE)  // WLEDMM experimental: handleNotifications() calls strip.show(); handleTransitions modifies segments