use constant for scan answer

src/ebusd/bushandler.cpp

@@ -33,6 +33,9 @@
 
 using namespace std;
 
+// the string used for answering to a scan request (07h 04h)
+#define SCAN_ANSWER ("ebusd.eu;" PACKAGE_NAME ";" SCAN_VERSION ";100")
+
 /**
  * Return the string corresponding to the @a BusState.
  * @param state the @a BusState.
@@ -630,7 +633,7 @@ result_t BusHandler::handleSymbol()
 			if (message == NULL || message->isWrite())
 				return setState(bs_skip, RESULT_ERR_INVALID_ARG); // don't know this request or definition has wrong direction, deny
 			if (message == m_messages->getScanMessage()) {
-				input.str("ebusd;ebusd;" SCAN_VERSION  ";100");
+				input.str(SCAN_ANSWER);
 			}
 
 			// build response and store in m_response for sending back to requesting master

src/lib/ebus/data.cpp

@@ -1306,7 +1306,7 @@ DataFieldSet* DataFieldSet::getIdentFields()
 		manufacturers[0xb5] = "Vaillant";
 		manufacturers[0xc0] = "Toby";
 		manufacturers[0xc5] = "Weishaupt";
-		manufacturers[0xfd] = "ebusd";
+		manufacturers[0xfd] = "ebusd.eu";
 		vector<SingleDataField*> fields;
 		fields.push_back(new ValueListDataField("MF", "", "", uchDataType, pt_slaveData, 1, 8, manufacturers));
 		fields.push_back(new StringDataField("ID", "", "", stringDataType, pt_slaveData, 5));