Add NetworkIOMeter
diff --git a/NetworkIOMeter.h b/NetworkIOMeter.h
new file mode 100644
index 0000000..311b5e6
--- /dev/null
+++ b/NetworkIOMeter.h
@@ -0,0 +1,8 @@
+#ifndef HEADER_NetworkIOMeter
+#define HEADER_NetworkIOMeter
+
+#include "Meter.h"
+
+extern const MeterClass NetworkIOMeter_class;
+
+#endif /* HEADER_NetworkIOMeter */