Release version 2.5.0 Major features: * Evaluation of free text answers * The flashcards UI has been overhauled. They are now handled separately from questions. * Question duplication and import from other sessions Minor features and changes: * The number of comments is now shown in presentation mode * New use case including only comments * Export of answer statistics to CSV format * Export of questions to arsnova.click format * Export/import of flashcards to/from arsnova.cards format * Proxy support for WebSocket connections * Reduced the amount of API requests sent * Usability improvements and bug fixes With this release we have completely overhauled our [documentation](README.md). Additionally, we now provide [Docker images](https://github.com/thm-projects/arsnova-docker/).