Refactor: Add ClearMetaInformationVisitor

CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/utils/visitors/ClearMetaInformationVisitor.java

+package de.hft.stuttgart.citydoctor2.utils.visitors;
+
+import de.hft.stuttgart.citydoctor2.check.AbstractCheck;
+import de.hft.stuttgart.citydoctor2.datastructure.Geometry;
+
+public class ClearMetaInformationVisitor extends AbstractCheck {
+
+    @Override
+    public void check(Geometry geometry) {
+        geometry.clearMetaInformation();
+    }
+
+}