FoF Upload support, features posts settings & bug fixes

Update 0.5.0 - FoF Upload support, features posts settings & bug fixes

For this update we'll have to thank @davwheat & @askvortsov for their awesome contributions! 🔥 The following PRs are merged: #102, #103 & #110

More updates will follow soon :)

Changelog:

• Added setting that allows changing the max number of featured posts
• Fixed issue with textarea
• Makes manage article dropdown extensible
• Export more components (even if the exports are generally done incorrectly)
• Don't auto-select every single possible blog category by default
• Show missing category tags on featured posts
• [Accessibility] Replace <a> with <button> tags where suitable
• Hide comments when locked with no comments present
• Fix incorrect redirect
• Correctly namespace imports
• Add thumbnail uploading via FoF Upload

To update, run:

composer update v17development/flarum-blog

If you run into any issues, please make sure to create an issue here: https://github.com/v17development/flarum-blog/issues