Refactor: Make debugging logs debug log-level

CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/datastructure/ImplicitGeometryHolder.java

@@ -76,6 +76,9 @@ public class ImplicitGeometryHolder extends Geometry {
             logger.warn("RelativeGeometries of the following gmlIDs could not be resolved: {}", missingGeoms);
         }
         deferredRelGeomObjects.clear();
+        if (logger.isDebugEnabled()) {
+            logger.debug("Resolving HRef geometries finished");
+        }
     }
 
     private ImplicitGeometryHolder(Lod lod) {

CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/parser/CityGmlParser.java

@@ -599,13 +599,15 @@ public class CityGmlParser {
             CityModel cModel = mapper.getModel().getCityModel();
 
             // remove those that should have been parsed
-            logger.info("Getting parsed object from CityDoctorModel");
+            logger.debug("Getting parsed object from CityDoctorModel");
             List<AbstractCityObject> parsedCityObjects = mapper.getModel().createFeatureStream().filter(Objects::nonNull)
                     .map(CityObject::getGmlObject).toList();
-            logger.info("Removing all parsed city objects from acos");
+            logger.debug("Removing all parsed city objects from acos");
             acos.removeAll(parsedCityObjects);
             // re-add all not parsed objects
-            logger.info("Resolving HRefs");
+            if (logger.isInfoEnabled() && verbose){
+                logger.info("Resolving HRefs");
+            }
             for (AbstractCityObject aco : acos) {
                 cModel.getCityObjectMembers().add(new AbstractCityObjectProperty(aco));
             }