* start arlo refactoring
* Refactored Arlo Hub to avoid uncessary and duplicated GETs to Arlo API
* Refactored Arlo camera component to avoid duplicate queries
* Added debug and error messages when video is not found
* Transformed Arlo Control Panel to Sync
* Makes linter happy
* Uses total_seconds() for scan_interval
* Added callback and fixed scan_interval issue
* Disable multiple tries and supported custom modes set in Arlo
* Bump PyArlo version to 0.1.4
* Makes lint happy
* Removed ArloHub object and added some tweaks
* Fixed hub_refresh method
* Makes lint happy
* Ajusted async syntax and added callbacks decorators
* Bump PyArlo version to 0.1.6 to include some enhacements
* Refined code