Update mailinglist from dev to discuss

openstack-dev was decomissioned this night in https://review.openstack.org/621258
Update openstack-dev to openstack-discuss

Change-Id: I115c89897b5afa687b4f4a1cea6257b5ee2419c6

doc/source/contributor/launchpad.rst

@@ -19,13 +19,13 @@ OpenStack-related sites. These sites include:
 Mailing list
 ------------
 
-The developers mailing list address is ``openstack-dev@lists.openstack.org``.
+The mailing list address is ``openstack-discuss@lists.openstack.org``.
 This is a common mailing list across all OpenStack projects.
 To participate in the mailing list:
 
-   Subscribe at http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
+   Subscribe at http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-discuss
 
-The mailing list archives are at http://lists.openstack.org/pipermail/openstack-dev.
+The mailing list archives are at http://lists.openstack.org/pipermail/openstack-dev (pre December 2018) and http://lists.openstack.org/pipermail/openstack-discuss for current.
 
 Bug tracking
 ------------

doc/source/contributor/project_info.rst

@@ -109,17 +109,17 @@ Where can I discuss and propose changes?
 - Our IRC channel: **#openstack-zaqar** on **irc.freenode.net**;
 - Bi-Weekly Zaqar team meeting (in IRC): **#openstack-meeting-3** on
   **irc.freenode.net**, held on Monday at 14:00 UTC;
-- OpenStack mailing list: **openstack-dev@lists.openstack.org** (see
-  `subscription and usage instructions`_);
+- OpenStack mailing list: **openstack-discuss@lists.openstack.org** (see
+  `Subscription and usage instructions`_);
 - `Zaqar team on Launchpad`_: Answers/Bugs/Blueprints.
 
 
 .. references:
 
 .. _Source code: https://github.com/openstack/zaqar
-.. _Project space: http://launchpad.net/zaqar
+.. _Project space: https://launchpad.net/zaqar
 .. _Bugs: https://bugs.launchpad.net/zaqar
 .. _Patches on review: https://review.openstack.org/#/q/status:open+zaqar,n,z
 .. _IRC logs: http://irclog.perlgeek.de/openstack-zaqar
-.. _subscription and usage instructions: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
+.. _Subscription and usage instructions: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-discuss
 .. _Zaqar team on Launchpad: https://launchpad.net/zaqar

setup.cfg

@@ -4,7 +4,7 @@ summary = OpenStack Queuing and Notification Service
 description-file =
     README.rst
 author = OpenStack
-author-email = openstack-dev@lists.openstack.org
+author-email = openstack-discuss@lists.openstack.org
 home-page = https://docs.openstack.org/zaqar/latest/
 classifier =
     Environment :: OpenStack