Merge branch 'branch4.5' into release-notes

diff --cc docs/releases.rst
index ac45cdbd509d9a6e8bd3f786bb2a4176cd7f58b4,3a9ef77735e9ecdb4d200b2e1899abf7e240436e..ad5af4bfb95f0c2cabb34ebf6851c0ecc69f8bfd
--- 1/docs/releases.rst
--- 2/docs/releases.rst
+++ b/docs/releases.rst
@@@ -4,7 -4,7 +4,8 @@@ Release note
  .. toctree::
     :maxdepth: 2
  
 +   releases/v5.0.0
+    releases/v4.5.2
     releases/v4.5.1
     releases/v4.5.0
     releases/v4.4.3