• Users badges
• Add rooms' avatars
• Migrate config away from localStorage
• Fix localization in tables' customization menu (Visual Customization / Inspector mode)
• Fix German translation (thanks @ll-SKY-ll!)
• Add the missing "Generate password" button to the new user form
• Fix password's helper text (correctly handle all 3 cases: system-managed user, update password, create a new password)
• Add missing translations for the "Generate password" button and password's helper texts
• Use the first letter of the displayname / name / id as a default avatar (when there is no image)
• Refactoring