switch port from 8883 to mqtt port 1883

Author: brentru

src/AdafruitIO.h

@@ -77,7 +77,7 @@ class AdafruitIO {
     char _version[10];
 
     const char *_host = "io.adafruit.com";
-    uint16_t _mqtt_port = 8883;
+    uint16_t _mqtt_port = 1883;
     uint16_t _http_port = 443;
 
     uint16_t _packetread_timeout;

src/AdafruitIO_Ethernet.h

@@ -51,7 +51,6 @@ class AdafruitIO_Ethernet : public AdafruitIO {
 
   protected:
     byte _mac[6] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED};
-    uint16_t _port = 1883;
 
     EthernetClient *_client;