Show syncthing QR code

src/freedombone-app-syncthing

     SYNCTHING_ID=$(cat ~/.syncthing-server-id)
     dialog --title $"Device ID for ${PROJECT_NAME}" \
            --backtitle $"Freedombone User Control Panel" \
-           --msgbox $"In a desktop terminal press shift and select the ID below,\nthen right click and copy.\n\nWithin Connectbot select Menu/Copy and then highlight the ID below\n\n$SYNCTHING_ID" 12 78
+           --msgbox $"In a desktop terminal press shift and select the ID below,\nthen right click and copy.\n\nWithin Connectbot select Menu/Copy and then highlight the ID below\n\n$SYNCTHING_ID\n\nAlternatively press Enter to display a QR code which can be scanned." 13 78
+    clear
+    echo $'Your Syncthing ID code'
+    echo ''
+    echo "$SYNCTHING_ID" | qrencode -t UTF8
 }
 
 function syncthing_add_id {