update: Measurement class, app

app/lib/pages/marker_handler/marker_data.dart

@@ -3,12 +3,14 @@ class Measurement {
   int timeMeasured;
   Sensor sensor;
   List<Data> dataList;
+  List<Corner> cornerList;
 
   Measurement({
     required this.measurementID,
     required this.timeMeasured,
     required this.sensor,
     required this.dataList,
+    required this.cornerList,
   });
 
   factory Measurement.Measurement(Map<String, dynamic> json) {
@@ -19,6 +21,9 @@ class Measurement {
       dataList: (json['Data'] as List<dynamic>)
           .map((data) => Data.fromJson(data))
           .toList(),
+      cornerList: (json['Corner'] as List<dynamic>)
+          .map((data) => Corner.fromJson(data))
+          .toList(),
     );
   }
 }