docs: added release notes for 4.18.2

docs/release-notes/release-notes-4.18.2.rst

@@ -0,0 +1,49 @@
+|RCE| 4.18.2 |RNS|
+------------------
+
+Release Date
+^^^^^^^^^^^^
+
+- 2020-01-28
+
+
+New Features
+^^^^^^^^^^^^
+
+
+
+General
+^^^^^^^
+
+- Permissions: add better help text about default permissions, and correlation with anonymous access enabled.
+- Mentions: markdown renderer now wraps username in hovercard logic allowing checking the mentioned user.
+- Documentation: added note about hard restart due to celery update.
+- Maintenance: run rebuildfncache for Mercurial in maintenance command.
+
+
+Security
+^^^^^^^^
+
+
+
+Performance
+^^^^^^^^^^^
+
+- Authentication: cache plugins for auth and their settings in the auth_registry for single request.
+  This heavily influences SVN performance on multiple-file commits.
+
+
+Fixes
+^^^^^
+
+- Descriptions: fixed rendering problem with certain meta-tags in repo description.
+- Emails: fixed fonts rendering problems in Outlook.
+- Emails: fixed bug in test email sending.
+- Summary: fixed styling of readme indicator.
+- Flash: fixed display problem with flash messages on error pages.
+
+
+Upgrade notes
+^^^^^^^^^^^^^
+
+- Scheduled release addressing problems in 4.18.X releases.

docs/release-notes/release-notes.rst

@@ -9,6 +9,7 @@ Release Notes
 .. toctree::
    :maxdepth: 1
 
+   release-notes-4.18.2.rst
    release-notes-4.18.1.rst
    release-notes-4.18.0.rst
    release-notes-4.17.4.rst