Fix serialization in filesystem backend with binary content that is also valid UTF-8

1 files changed, 4 insertions, 3 deletions

diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index a53abae..749c0eb 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -74,31 +74,32 @@ contributions that have helped to improve requests-cache:
   <tr>
     <td align="center"><a href="https://github.com/parkerhancock"><img src="https://avatars.githubusercontent.com/u/633163?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Parker Hancock</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=parkerhancock" title="Code">💻</a> <a href="#feature-parkerhancock" title="New features">✨</a> <a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Aparkerhancock" title="Bug reports">🐛</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=parkerhancock" title="Tests">⚠️</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=parkerhancock" title="Documentation">📖</a> <a href="#security-parkerhancock" title="Security">🛡️</a> <a href="#ideas-parkerhancock" title="Ideas, Planning, & Feedback">🤔</a></td>
     <td align="center"><a href="https://phil.red/"><img src="https://avatars.githubusercontent.com/u/291575?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Philipp A.</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Aflying-sheep" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://rasmuse.github.io/"><img src="https://avatars.githubusercontent.com/u/1210973?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Rasmus Einarsson</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Arasmuse" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://roderic.ca/"><img src="https://avatars.githubusercontent.com/u/6867226?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Roderic Day</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3ARodericDay" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://github.com/reclosedev"><img src="https://avatars.githubusercontent.com/u/660112?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Roman Haritonov</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=reclosedev" title="Code">💻</a> <a href="#maintenance-reclosedev" title="Maintenance">🚧</a> <a href="#feature-reclosedev" title="New features">✨</a> <a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Areclosedev" title="Bug reports">🐛</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=reclosedev" title="Tests">⚠️</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=reclosedev" title="Documentation">📖</a> <a href="#infra-reclosedev" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
     <td align="center"><a href="https://www.facebook.com/avasamdev"><img src="https://avatars.githubusercontent.com/u/1350584?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Samuel T.</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3AAvasam" title="Bug reports">🐛</a> <a href="#ideas-Avasam" title="Ideas, Planning, & Feedback">🤔</a></td>
     <td align="center"><a href="https://sebastian-hoeffner.de/"><img src="https://avatars.githubusercontent.com/u/1836815?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Sebastian Höffner</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=shoeffner" title="Code">💻</a> <a href="#feature-shoeffner" title="New features">✨</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=shoeffner" title="Tests">⚠️</a> <a href="#ideas-shoeffner" title="Ideas, Planning, & Feedback">🤔</a></td>
-    <td align="center"><a href="https://github.com/grubberr"><img src="https://avatars.githubusercontent.com/u/195743?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Serhii Chvaliuk</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Agrubberr" title="Bug reports">🐛</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=grubberr" title="Code">💻</a></td>
   </tr>
   <tr>
+    <td align="center"><a href="https://github.com/grubberr"><img src="https://avatars.githubusercontent.com/u/195743?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Serhii Chvaliuk</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Agrubberr" title="Bug reports">🐛</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=grubberr" title="Code">💻</a></td>
     <td align="center"><a href="https://sbiewald.de/"><img src="https://avatars.githubusercontent.com/u/5983372?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Simon Biewald</b></sub></a><br /><a href="#security-Varbin" title="Security">🛡️</a> <a href="#ideas-Varbin" title="Ideas, Planning, & Feedback">🤔</a></td>
     <td align="center"><a href="https://github.com/jseabold"><img src="https://avatars.githubusercontent.com/u/296164?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Skipper Seabold</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Ajseabold" title="Bug reports">🐛</a></td>
     <td align="center"><a href="http://pathmind.com/"><img src="https://avatars.githubusercontent.com/u/1197406?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Slin Lee</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=slinlee" title="Documentation">📖</a></td>
     <td align="center"><a href="https://www.stavros.io/"><img src="https://avatars.githubusercontent.com/u/23648?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Stavros Korokithakis</b></sub></a><br /><a href="#infra-skorokithakis" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a> <a href="#tool-skorokithakis" title="Tools">🔧</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=skorokithakis" title="Documentation">📖</a></td>
     <td align="center"><a href="https://cheginit.github.io/"><img src="https://avatars.githubusercontent.com/u/13016644?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Taher Chegini</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Acheginit" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://vladimir.panteleev.md/"><img src="https://avatars.githubusercontent.com/u/160894?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Vladimir Panteleev</b></sub></a><br /><a href="#ideas-CyberShadow" title="Ideas, Planning, & Feedback">🤔</a></td>
-    <td align="center"><a href="https://sansec.io/"><img src="https://avatars.githubusercontent.com/u/1145479?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Willem de Groot</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=gwillem" title="Code">💻</a> <a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Agwillem" title="Bug reports">🐛</a></td>
   </tr>
   <tr>
+    <td align="center"><a href="https://sansec.io/"><img src="https://avatars.githubusercontent.com/u/1145479?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Willem de Groot</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=gwillem" title="Code">💻</a> <a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Agwillem" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://github.com/WouterVH"><img src="https://avatars.githubusercontent.com/u/469509?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Wouter Vanden Hove</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3AWouterVH" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://github.com/YetAnotherNerd"><img src="https://avatars.githubusercontent.com/u/320738?v=4?s=100" width="100px;" alt=""/><br /><sub><b>YetAnotherNerd</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=YetAnotherNerd" title="Code">💻</a> <a href="#feature-YetAnotherNerd" title="New features">✨</a> <a href="https://github.com/reclosedev/requests-cache/issues?q=author%3AYetAnotherNerd" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://github.com/aaron-mf1"><img src="https://avatars.githubusercontent.com/u/65560918?v=4?s=100" width="100px;" alt=""/><br /><sub><b>aaron-mf1</b></sub></a><br /><a href="#ideas-aaron-mf1" title="Ideas, Planning, & Feedback">🤔</a></td>
     <td align="center"><a href="https://github.com/coryairbhb"><img src="https://avatars.githubusercontent.com/u/50755629?v=4?s=100" width="100px;" alt=""/><br /><sub><b>coryairbhb</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Acoryairbhb" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://github.com/craigls"><img src="https://avatars.githubusercontent.com/u/972350?v=4?s=100" width="100px;" alt=""/><br /><sub><b>craig</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=craigls" title="Code">💻</a> <a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Acraigls" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://stackoverflow.com/users/86643/denis"><img src="https://avatars.githubusercontent.com/u/1280390?v=4?s=100" width="100px;" alt=""/><br /><sub><b>denis-bz</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Adenis-bz" title="Bug reports">🐛</a></td>
-    <td align="center"><a href="https://gir.st/"><img src="https://avatars.githubusercontent.com/u/11820748?v=4?s=100" width="100px;" alt=""/><br /><sub><b>girst</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Agirst" title="Bug reports">🐛</a></td>
   </tr>
   <tr>
+    <td align="center"><a href="https://gir.st/"><img src="https://avatars.githubusercontent.com/u/11820748?v=4?s=100" width="100px;" alt=""/><br /><sub><b>girst</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Agirst" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://github.com/gorogoroumaru"><img src="https://avatars.githubusercontent.com/u/30716350?v=4?s=100" width="100px;" alt=""/><br /><sub><b>gorogoroumaru</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=gorogoroumaru" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/harvey251"><img src="https://avatars.githubusercontent.com/u/33844174?v=4?s=100" width="100px;" alt=""/><br /><sub><b>harvey251</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Aharvey251" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://github.com/mbarkhau"><img src="https://avatars.githubusercontent.com/u/446561?v=4?s=100" width="100px;" alt=""/><br /><sub><b>mbarkhau</b></sub></a><br /><a href="https://github.com/reclosedev/requests-cache/commits?author=mbarkhau" title="Code">💻</a> <a href="https://github.com/reclosedev/requests-cache/commits?author=mbarkhau" title="Tests">⚠️</a> <a href="#infra-mbarkhau" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a> <a href="https://github.com/reclosedev/requests-cache/issues?q=author%3Ambarkhau" title="Bug reports">🐛</a></td>