* Image handling reworked, new image formats added
* Updated messages.po
* The dot is now part of the file extension
* Added WebP in install documentation
* Handle unhandled mime types
* Fixed animated picture detected
- Prevent feed access to restricted profiles
- Rework display of restricted profiles with a redirect to the profile/restricted route
- Normalize permission checking with IHandleUserSession->isAuthenticated
- Remove unusable "nocache" parameter in feed module because session isn't initialized
- Reword setting name and description