2.4.0

List of PRs / issues for this release

Features

• Added support for the target and network_mode parameters in
  APIClient.build and DockerClient.images.build.
• Added support for the runtime parameter in APIClient.create_container
  and DockerClient.containers.run.
• Added support for the ingress parameter in APIClient.create_network and
  DockerClient.networks.create.
• Added support for placement configuration in docker.types.TaskTemplate.
• Added support for tty configuration in docker.types.ContainerSpec.
• Added support for start_period configuration in docker.types.Healthcheck.
• The credHelpers section in Docker's configuration file is now recognized.
• Port specifications including IPv6 endpoints are now supported.

Bugfixes

• Fixed a bug where instantiating a DockerClient using docker.from_env
  wouldn't correctly set the default timeout value.
• Fixed a bug where DockerClient.secrets was not accessible as a property.
• Fixed a bug where DockerClient.build would sometimes return the wrong
  image.
• Fixed a bug where values for HostConfig.nano_cpus exceeding 2^32 would
  raise a type error.
• Image.tag now properly returns True when the operation is successful.
• APIClient.logs and Container.logs now raise an exception if the since
  argument uses an unsupported type instead of ignoring the value.
• Fixed a bug where some methods would raise a NullResource exception when
  the resource ID was provided using a keyword argument.

Miscellaneous

• APIClient instances can now be pickled.