Merge branch 'master' into refactor_network_devices

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

networkDevices/EthLan8720Device.h

@@ -33,6 +33,8 @@ public:
     virtual bool isConnected();
 
     int8_t signalStrength() override;
+    
+    String localIP() override;
 
 private:
     void onDisconnected();