doc: updated credits and changelog.

doc/python/pages/changelog.rst

@@ -60,6 +60,7 @@ Changelog
 -   Added a caster for :dox:`Containers::Optional`, allowing it to be used
     directly in function signatures and showing up on the Python side as either
     :py:`None` or the actual value
+-   Various documentation fixes (see :gh:`mosra/magnum-bindings#11`)
 
 `2020.06`_
 ==========

doc/python/pages/credits.rst

@@ -69,7 +69,8 @@ involved!
     Are the below lists missing your name or something's wrong?
     `Let us know! <https://magnum.graphics/contact/>`_
 
--   **Aaron Gokaslan** (:gh:`Skylion007`) --- minor performance fixes
+-   **Aaron Gokaslan** (:gh:`Skylion007`) --- minor performance and
+    documentation fixes
 -   **Cameron Egbert** (:gh:`cegbertOculus`) --- initial Windows port
 -   **John Laxson** (:gh:`jlaxson`) --- Homebrew package improvements
 -   **Vladimir Gamalyan** (:gh:`vladimirgamalyan`) --- expanding