Made a simple wiki plugin, it also adds a "wikify" button to every answer, so you can send answers to the wiki. Check it out, don't expect too much support, let me know if you would like to work on it:
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Fatal error: Call to undefined function qa_error_log() in /qa-plugin/NoahY-q2a-wiki-a3a895b/ewiki/ewiki.php on line 1349
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.