Added a-lurkers proposed changes to speed up message porcessing.

EthernetGateway/EthernetGateway.ino

@@ -128,19 +128,23 @@ void processEthernetMessages()
    EthernetClient client = server.available();
 
   if (client)
+   {
+      // if got 1 or more bytes
+      if (client.available())
       {
          // read the bytes incoming from the client
          char inChar = client.read();
 
-      // echo the bytes to the serial port
-      Serial.print(inChar);
-
          if (inputPos<MAX_RECEIVE_LENGTH-1) { 
            // if newline then command is complete
            if (inChar == '\n')
            {  // a command was issued by the client
               // we will now try to send it to the actuator
               inputString[inputPos] = 0;
+
+              // echo the string to the serial port
+              Serial.print(inputString);
+
               gw.parseAndSend(inputString);
 
               // clear the string:
@@ -157,6 +161,7 @@ void processEthernetMessages()
         }
       }
    }  
+}