added custom geojson file for museum building and exhibit objects

geojson/museum.geojson

+{
+  "features": [
+    {
+      "type": "Feature",
+      "properties": {
+        "level": 1,
+        "name": "outer-walls",
+        "base_height": 0,
+        "height": 40,
+        "color": "grey"
+      },
+      "geometry": {
+        "coordinates": [
+          [
+            [
+              8.404532,
+              49.014445
+            ],
+            [
+              8.404551,
+              49.014442
+            ],
+            [
+              8.404491,
+              49.014314
+            ],
+            [
+              8.404469,
+              49.014314
+            ],
+            [
+              8.404532,
+              49.014445
+            ]
+          ]
+        ],
+        "type": "Polygon"
+      },
+      "id": "916d2144d1d0494534b8e2cd0b640e00"
+    },
+    {
+      "type": "Feature",
+      "properties": {
+        "level": 1,
+        "name": "Museum Grundriss",
+        "height": 0,
+        "base_height": 0,
+        "color": "teal"
+      },
+      "geometry": {
+        "coordinates": [
+          [
+            [
+              8.404779,
+              49.014411
+            ],
+            [
+              8.404734,
+              49.014281
+            ],
+            [
+              8.404473,
+              49.014316
+            ],
+            [
+              8.404532,
+              49.014445
+            ],
+            [
+              8.404339,
+              49.014469
+            ],
+            [
+              8.404404,
+              49.014615
+            ],
+            [
+              8.405085,
+              49.014536
+            ],
+            [
+              8.405015,
+              49.014381
+            ],
+            [
+              8.404779,
+              49.014411
+            ]
+          ]
+        ],
+        "type": "Polygon"
+      },
+      "id": "955a4fcb5a4fa09e8cfc2f23a82a88bb"
+    }
+  ],
+  "type": "FeatureCollection"
+}
\ No newline at end of file

js/map.js

@@ -9,7 +9,6 @@ mapboxgl.accessToken = 'pk.eyJ1Ijoib25ueSIsImEiOiJjajhvdnc1eTgwOTM3MnFudG81MXlpZ
 var map = new mapboxgl.Map({
   container: 'map',
   style: 'mapbox://styles/mapbox/light-v9',
-  //style: 'mapbox://styles/onny/cjbgb2xyfbqwt2sp6qm2vu3yi',
   center: [8.404, 49.0150],
   zoom: 14,
   pitch: 0,
@@ -51,7 +50,7 @@ map.on('load', function() {
       "type": "symbol",
       "source": {
           "type": "geojson",
-          "data": "exhibits.json"
+          "data": "geojson/exhibits.geojson"
       },
       "layout": {
           "icon-image": "{icon}-15",