Updated from generate-devstack-plugins-list

Change-Id: I3695c066799fb14f63050bf1ec05301b1d132d5d
diff --git a/doc/source/plugin-registry.rst b/doc/source/plugin-registry.rst
index 92c6380..9b2cb7e 100644
--- a/doc/source/plugin-registry.rst
+++ b/doc/source/plugin-registry.rst
@@ -26,6 +26,7 @@
 ====================================== ===
 almanach                               `git://git.openstack.org/openstack/almanach <https://git.openstack.org/cgit/openstack/almanach>`__
 aodh                                   `git://git.openstack.org/openstack/aodh <https://git.openstack.org/cgit/openstack/aodh>`__
+apmec                                  `git://git.openstack.org/openstack/apmec <https://git.openstack.org/cgit/openstack/apmec>`__
 astara                                 `git://git.openstack.org/openstack/astara <https://git.openstack.org/cgit/openstack/astara>`__
 barbican                               `git://git.openstack.org/openstack/barbican <https://git.openstack.org/cgit/openstack/barbican>`__
 bilean                                 `git://git.openstack.org/openstack/bilean <https://git.openstack.org/cgit/openstack/bilean>`__