Prepare for official integration

Breaking Changes

• Referencing a zone by its friendly name is no longer supported. You can still use its entity_id e.g. zone.home
• origin is replaced by origin_latitude and origin_longitude when using coordinates or origin_entity_id when using device_tracker, zone, sensor and person. See the updated configuration instructions for more details.
• destination is replaced by destination_latitude and destination_longitude when using coordinates or destination_entity_id when using device_tracker, zone, sensor and person. See the updated configuration instructions for more details.
• The attribute duration now always returns the value of travel time without traffic
• The attribute duration_without_traffic is removed
• The attribute duration_in_traffic was added to be more in sync with the google_travel_time component

Changes

Features

Bugfixes