Merge pull request #1097 from haverland/rolling

Add description for update from rolling.

Changelog.md

@@ -4,10 +4,15 @@
 
 The release breaks a few things in ota update. So **read the update from version 11.3.1 carefully**.
 
-1.) You should update to 11.3.1 before you update to this release. All other are not tested.
-2.) Upload and update the firmware.bin file from this release. **but do not reboot**
-3.) Upload the html-from-11.3.1.zip in html upload and update the web interface.
-4.) Now you can reboot.
+1.) Backup your configuration!
+2.) You should update to 11.3.1 before you update to this release. All other are not tested. 
+    Rolling junger than 11.3.1 can also be used, but no guaranty.
+3.) Upload and update the firmware.bin file from this release. **but do not reboot**
+4.) Upload the html-from-11.3.1.zip in html upload and update the web interface.
+5.) Now you can reboot.
+
+If anything bricks you can use the initial_esp32_setup.zip ( <https://github.com/jomjol/AI-on-the-edge-device/wiki/Installation> ) as alternative.
+
 ### Added
 
 -   automatic release creation