Don't upgrade ol-cesium

Author: sbrunner

package.json

@@ -176,7 +176,7 @@
     "node-sass": "7.0.3",
     "node-sass-importer": "2.0.2",
     "ol": "7.5.2",
-    "ol-cesium": "2.16.0",
+    "ol-cesium": "2.14.0",
     "ol-layerswitcher": "4.1.1",
     "ol-mapbox-style": "9.7.0",
     "parse-absolute-css-unit": "1.0.2",