Doc: update CREDITS's copyright, infos

CREDITS

@@ -1,6 +1,6 @@
     This is at least a partial credits-file of people that have contributed to the 'Firefox-UI-Fix' project.
     It is sorted by name.
-        The fields are: name (N), email (E), web-address(W), license(L).
+        The fields are: name (N), email (E), web-address(W), Copyright(C), license(L).
     Thanks,
 
                  black7375
@@ -9,70 +9,88 @@
 
 N: Compact Mode Firefox Css
 W: https://github.com/Godiesc/compactmodefirefoxcss
+C: Copyright (c) 2021 Godiesc
 L: MPL 2.0
 
 N: EdgeFox
 W: https://github.com/23Bluemaster23/EdgeFox
+C: Copyright (c) 2021 23Bluemaster23
+L: Unspecified License (Copyright holder approved)
 
 N: EdgeTabSeparater.userChrome.css
 W: https://gist.github.com/mmis1000/08d8de4bbe70c04423f0b966bcc286b1
+C: Copyright (c) 2021 Mmis1000 <mmis10002@gmail.com>
 L: MIT
 
 N: firefox-csshacks
 W: https://github.com/MrOtherGuy/firefox-csshacks
+C: Copyright (c) 2018 MrOtherGuy
 L: MPL 2.0
 
 N: Fluent UI System Icons
 W: https://github.com/microsoft/fluentui-system-icons
+C: Copyright (c) 2020 Microsoft Corporation
 L: MIT
 
 N: gecko-dev
-W: https://hg.mozilla.org/
+W: https://hg.mozilla.org/mozilla-central/
+C: Copyright (c) 1998–2021 The Mozilla Foundation
 L: MPL 2.0
 
 N: MaterialFox
 W: https://github.com/muckSponge/MaterialFox
+C: Copyright (c) 2018 muckSponge
 L: MIT
 
 N: Multi-Account-Containers
 W: https://github.com/mozilla/multi-account-containers
+C: Copyright (c) 1998–2021 The Mozilla Foundation
 L: MPL 2.0
 
 N: PS-Menu
 W: https://github.com/chrisseroka/ps-menu
+C: Copyright (c) 2016 chrisseroka
 L: MIT
 
 N: Quantum Nox Firefox Dark Full Theme
 W: https://github.com/Izheil/Quantum-Nox-Firefox-Dark-Full-Theme
+C: Copyright (c) 2017 Izheil
 L: MPL 2.0
 
 N: quietfox
 W: https://github.com/coekuss/quietfox
+C: Copyright (c) 2019 coekuss
 L: MIT
 
 N: ShadowFox
 W: https://github.com/overdodactyl/ShadowFox
+C: Copyright (c) 2017 overdodactyl
 L: MIT
 
 N: SVG Repo
 E: info@svgrepo.com
 W: https://www.svgrepo.com
+C: Copyright (c) 2017 svgrepo.com
 L: CC0
 
 N: uc.css.js
 W: https://github.com/aminomancer/uc.css.js
+C: Copyright (c) 2019 aminomancer
 L: CC BY-NC-SA 4.0
 
 N: userChrome.csshacks
 W: https://gist.github.com/DCzajkowski/baaf7bc81aae5278d690eaae951a823b
+C: Copyright (c) 2021 Dariusz Czajkowski
 L: CC0
 
 N: userChrome.css
 W: https://gist.github.com/Dragoner7/ec2319e5038a6b4722d3e692713f9471
+C: Copyright (c) 2021 Dragoner7
 L: MPL 2.0
 
 N: userChrome.org
 W: https://www.userchrome.org/what-is-userchrome-css.html
+C: Copyright (c) 2021 Jefferson Scher
 L: CC BY 4.0
 
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