Merge pull request #222 from DavidJVitale/dev_site_next_release

Addded "Updating Layers to use HTTPS" section from Andrew's "Http to Https" notebook

Author: DavidJVitale

samples/03_org_administrators/Http2HtppsSample.ipynb renamed to samples/03_org_administrators/http_to_https.ipynb

@@ -259,6 +259,8 @@ versions:
             url: "/python/sample-notebooks/clone-a-group/"
           - label: "Move existing user content to a new user"
             url: "/python/sample-notebooks/move-existing-user-content-to-a-new-user/"
+          - label: "Updating Layers to use HTTPS"
+            url: "/python/sample-notebooks/http-to-https/"
       - section: "GIS analysts and data scientists"
         links:
           - label: "Chennai floods analysis"