add parser class for serial and ethernet gateways

libraries/MySensors/MyParserSerial.h

@@ -0,0 +1,15 @@
+#ifndef MyParserSerial_h
+#define MyParserSerial_h
+
+#include "MyConfig.h"
+#include "MyParser.h"
+
+class MyParserSerial : public MyParser
+{ 
+public:
+	MyParserSerial();
+	bool parse(MyMessage &message, char *inputString);
+private:
+	uint8_t h2i(char c);
+};
+#endif