Client

Fixed

• Fixed issue where the Scan helper would fail if a scroll response returned without a value for _shards.skipped (#1451)
• Fixed handling of IPv6 hosts with a port in the computed Connection.host property (#1460)
• Fixed documented task management API stability, should have been "experimental" (#1471)

Changed

• Changed deprecated collections.Mapping in favor of collections.abc.Mapping for Python 3.9 (#1443)