2.3.0 release

[shin-]

List of PRs / issues for this release

Features

• Added support for the following HostConfig parameters: volume_driver,
  cpu_count, cpu_percent, nano_cpus, cpuset_mems.
• Added support for verbose parameter in APIClient.inspect_network and
  DockerClient.networks.get.
• Added support for the environment parameter in APIClient.exec_create
  and Container.exec_run
• Added reload_config method to APIClient, that lets the user reload
  the config.json data from disk.
• Added labels property to the Image and Container classes.
• Added image property to the Container class.

Bugfixes

• Fixed a bug where setting replicas to zero in ServiceMode would not
  register as a valid entry.
• Fixed a bug where DockerClient.images.build would report a failure after
  a successful build if a tag was set.
• Fixed an issue where DockerClient.images.pull would fail to return the
  corresponding image object if a tag was set.
• Fixed a bug where a list of mounts provided to APIClient.create_service
  would sometimes be parsed incorrectly.
• Fixed a bug where calling Network.containers would crash when no containers
  were associated with the network.
• Fixed an issue where Network.connect and Network.disconnect would not
  accept some of the documented parameters.
• Fixed a bug where the cpuset_cpus parameter would not be properly set in
  APIClient.create_host_config.

Miscellaneous

• The invalid networks argument in DockerClient.containers.run has been
  replaced with a (working) singular network argument.