Merge branch 'dns-ip' into all_fixes

Author: JAndrassy

src/WiFi.cpp

@@ -772,7 +772,7 @@ uint32_t WiFiClass::gatewayIP()
 	return _gateway;
 }
 
-IPAddress WiFiClass::dnsIP()
+uint32_t WiFiClass::dnsIP()
 {
 	return _dnsip;
 }

src/WiFi101.h

@@ -133,7 +133,7 @@ class WiFiClass
 	uint32_t localIP();
 	uint32_t subnetMask();
 	uint32_t gatewayIP();
-	IPAddress dnsIP();
+	uint32_t dnsIP();
 	char* SSID();
 	int32_t RSSI();
 	uint8_t encryptionType();