more cosmetic changes

src/libs/aggregation/aggregate.h

@@ -30,6 +30,7 @@
 ** 1.2, included in the file GPL_EXCEPTION.txt in this package.  
 ** 
 ***************************************************************************/
+
 #ifndef QAGGREGATION_H
 #define QAGGREGATION_H
 
@@ -131,4 +132,4 @@ template <typename T> QList<T *> query_all(QObject *obj)
 
 } // namespace Aggregation
 
-#endif // header guard
+#endif // QAGGREGATION_H