Simplify authors & add third-party

Link to contributors graph rather than making authors list longer and longer, include important third-party packages.

AUTHORS.rst

@@ -1,21 +1,14 @@
 Credits
 =========
 
-``bandcamp-dl`` is written and maintained by:
+Primary:
+--------
+- `Iheanyi Ekechukwu <https://github.com/iheanyi>`_ (Creator)
+- `Anthony Forsberg <https://github.com/Evolution0>`_ (Maintainer)
+- `Contributors Graph <https://github.com/iheanyi/bandcamp-dl/graphs/contributors>`_
 
-- `Iheanyi Ekechukwu <https://github.com/iheanyi>`_
-- `Anthony Forsberg <https://github.com/Evolution0>`_
-- `John Titor <https://github.com/forsenonlhaimaisentito>`_
-- `Alex Bouffard <https://github.com/Mixbo>`_
-- `Pedro Lopes <https://github.com/PedroLopes>`_
-- `Bendito999 <https://github.com/Bendito999>`_
-- `Gabor Szabo <https://github.com/szabgab>`_
-- `Vladde Nordholm <https://github.com/vladdeSV>`_
-- `Simon W. Jackson <https://github.com/simonwjackson>`_
-- `Yo'av Moshe <https://github.com/bjesus>`_
-- `Mitchell Barron <https://github.com/mtchllbrrn>`_
-- `Seppi <https://github.com/josefnpat>`_
-- `Andrew Sampson <https://github.com/Codeusa>`_
-- `Joseph Kahn <https://github.com/JBKahn>`_
-- `Diego Costa <https://github.com/dgbc>`_
-- `Gal Schlezinger <https://github.com/Schniz>`_
+
+Third-party:
+------------
+- `AUR Package (bandcamp-dl-git) <https://aur.archlinux.org/packages/bandcamp-dl-git>`_
+- `Homebrew Formulae (bandcamp-dl) <https://formulae.brew.sh/formula/bandcamp-dl>`_

README.rst

@@ -223,5 +223,5 @@ released into the public domain.
    :target: https://GitHub.com/iheanyi/bandcamp-dl/releases/
 
 
-.. |GitHub commits| image:: https://img.shields.io/github/commits-since/Iheanyi/bandcamp-dl/v0.0.13.svg
+.. |GitHub commits| image:: https://img.shields.io/github/commits-since/Iheanyi/bandcamp-dl/v0.0.16.svg
    :target: https://GitHub.com/iheanyi/bandcamp-dl/commit/