Add support for Netatmo tags (#4761)

* Add support for Netatmo Welcome Tags

Signed-off-by: Hugo D. (jabesq) <jabesq@gmail.com>

* Add size parameter for WelcomeData

* minor fixes

* Add Throttling mechanism for update event

This will prevent to reach the API limit

Signed-off-by: Hugo D. (jabesq) <jabesq@gmail.com>

* Change scan interval for Netatmo Binary sensors

Signed-off-by: Hugo D. (jabesq) <jabesq@gmail.com>

* Minor fixes

Signed-off-by: Hugo D. (jabesq) <jabesq@gmail.com>

* Update netatmo.py