mailman.git, branch master

Squashed commit of the following:

2017-08-30T02:51:58Z

commit 3c6500c2292869f94667520f16c8d6c6f1d2c530 Author: Barry Warsaw Date: Tue Aug 29 22:51:18 2017 -0400 Close #383 Messages with badly encoded ``Subject`` headers no longer crash the message moderation REST API. commit f6040ec139bcccd48cfa9acc734cd528a8ede35c Author: Aurélien Bompard Date: Thu Jul 27 00:52:05 2017 +0200 Fix #383: email encoding errors can crash the REST API

Add a new plugin architecture.

2017-08-29T14:07:55Z

This allows third parties to add initialization hooks, REST endpoints, and additional components. Given by Jan Jancar.

PR288 vetted

2017-08-29T14:07:54Z

Add a test.

2017-08-26T18:38:33Z

Print the list of available commands with `mailman --help`

2017-08-10T03:45:54Z

Overriding the format_options method of click.MultiCommand skips printing the list of available commands. This commit just brings that option back so that help text is now more informative.

Merge branch 'rename-metadata-key' into 'master'

2017-08-04T01:13:04Z

Rename metadata key for clarity Compose bounce messages so that they can be properly translated See merge request !304

Rename metadata key for clarity

2017-08-04T01:13:04Z

Merge branch 'fix-hangs' into 'master'

2017-07-27T23:10:42Z

Set a timeout on the lock acquisition See merge request !305

Set a timeout on the lock acquisition

2017-07-27T23:10:42Z

Ensure that various rules set a reason.

2017-07-26T23:24:18Z

Closes #368