* More PHP type hints for Fever
Follow-up of https://github.com/FreshRSS/FreshRSS/pull/4201
Related to https://github.com/FreshRSS/FreshRSS/issues/4200
* Detail
* Draft
* Progress
* More draft
* Fix thumbnail PHP type hint
https://github.com/FreshRSS/FreshRSS/issues/4215
* More types
* A bit more
* Refactor FreshRSS_Entry::fromArray
* Progress
* Starts to work
* Categories
* Fonctional
* Layout update
* Fix relative URLs
* Cache system
* Forgotten files
* Remove a debug line
* Automatic form validation of XPath expressions
* data-leave-validation
* Fix reload action
* Simpler examples
* Fix column type for PostgreSQL
* Enforce HTTP encoding
* Readme
* Fix get full content
* target="_blank"
* gitignore
* htmlspecialchars_utf8
* Implement HTML <base>
And fix/revert `xml:base` support in SimplePie e49c578817
* SimplePie upstream PR merged
https://github.com/simplepie/simplepie/pull/723