Test release for new start recording functionality.

Added thumbnail_url attribute to the camera.

A new version... Includes:

• light support
• more cameras/base stations supported
• better back end code
• many bugs squashed (thanks everybody who reported one and helped by running strange builds on their machines!)

Added video save service.

Add last video url to attributes.

Issue devices command after every login.

Improved exception reporting.

Added initial Ultra support.

Move away from 'object' variable name in preparation for updated lovelace card.

Get ENTITY_ID from correct location.