Update configuration.json

Update index.html

Add missing docstring

Add back the fallback pixel

Update requirements.txt

Review control panel details and fix FTP issue with images numbering

Implement proper multi-pictures, Remove zip feature from the control …

…panel (unused), tweaked a bit the picture taking process (added sleep, changed meter strategy, etc...)

Update main.yml

Fix a bug with overlay images and add resolution selector to the conf…

…ig interface

Move control panel into the remote server and fix a bug in the server…

… configuration section