Merge branch 'master' into refactor_network_devices

# Conflicts:
#	networkDevices/EthLan8720Device.cpp
#	networkDevices/W5500Device.cpp

networkDevices/EthLan8720Device.cpp

@@ -138,3 +138,8 @@ int8_t EthLan8720Device::signalStrength()
 {
     return -1;
 }
+
+String EthLan8720Device::localIP()
+{
+    return ETH.localIP().toString();
+}