Release version 2.7.0 Features: * Users can now delete their own account through the settings panel. * Admins can now delete any account or session through the settings panel. Improvements: * CSV Export: A settings panel has been added. Semicolon and tab can be used as separator. An Excel-specific header can be added to improve compatibilty. * The ability to set custom icons for authentication services via backend configuration has been restored. * Export/import functionality is no longer disabled for iOS. Bug fixes: * The flip animation for flashcards has been disabled to fix rendering issues in some browsers. * CSV export now works for flashcards. * Cloning of sessions from the public pool has been fixed. Known issues: * CSV import is not supported for flashcards.