Use HTTPS endpoints for DK/SNCF.

Author: connormanning

data/denmark.html

@@ -33,7 +33,7 @@
     <script src="../libs/clipboard.min.js" type="text/javascript"></script>
     <script type="text/javascript">
         window.config = {
-            resource: 'http://na-c.entwine.io/dk',
+            resource: 'https://na-c.entwine.io/dk',
             elevationRange: [0, 160],
             material: Potree.PointColorType.RGB,
             position: [1136220.33, 7586586.50, 1489.39],

data/sncf.html

@@ -33,7 +33,7 @@
     <script src="../libs/clipboard.min.js" type="text/javascript"></script>
     <script type="text/javascript">
         window.config = {
-            resource: 'http://na.entwine.io/sncf',
+            resource: 'https://na-c.entwine.io/sncf',
             position: [1701572.75, 3111621.75, 37.26],
             target: [1701602.16, 3111645.43, 16.76]
         };