Updated Makefile so that uninstall works properly

wiringPi/Makefile

@@ -82,12 +82,14 @@ install:	$(TARGET)
 uninstall:
 	@echo [uninstall]
 	rm -f /usr/local/include/lcd.h
+	rm -f /usr/local/include/lpiNes.h
+	rm -f /usr/local/include/gertboard.h
 	rm -f /usr/local/include/wiringShift.h
+	rm -f /usr/local/include/wiringSerial.h
 	rm -f /usr/local/include/wiringPi.h
 	rm -f /usr/local/lib/libwiringPi.a
 
 
-
 # DO NOT DELETE
 
 wiringPi.o: wiringPi.h