Bug fix IOTA not clearing

Added clear IOTA field when QSO log saved to logbook
Added comments to locator.c

src/logbook/logsupport.cxx

@@ -572,6 +572,7 @@ void AddRecord ()
 	inpComment_log->value (inpNotes->value());
 	
 	inpTX_pwr_log->value (progdefaults.mytxpower.c_str());
+	inpIOTA_log->value("");
 	
 	saveRecord();
 	qsodb.SortByDate();

src/misc/locator.c

@@ -539,9 +539,12 @@ int HAMLIB_API qrb(double lon1, double lat1, double lon2, double lat2, double *d
 	 * This method is easier than the one in the handbook
 	 */
 
-	/* Short Path */
+	
 	*distance = ARC_IN_KM * RADIAN * arc;
 
+	/* Short Path */
+	/* Change to azimuth computation by Dave Freese, W1HKJ */
+
 	az = RADIAN * atan2(sin(lon2 - lon1) * cos(lat2),
 			    (cos(lat1) * sin(lat2) - sin(lat1) * cos(lat2) * cos(lon2 - lon1)));
 
@@ -552,7 +555,6 @@ int HAMLIB_API qrb(double lon1, double lat1, double lon2, double lat2, double *d
 		az -= 360.0;
 
 	*azimuth = floor(az + 0.5);
-
 	return RIG_OK;
 }