I believe that was a change to allow better indexing and searching of CJK text. It shouldn't happen in tags and according to the update page it's fixed in 1.4.
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.
May 7, 2020: Q2A 1.8.4 released!