While no work should proceed on this specifc implementation, and on the 3.0...

While no work should proceed on this specifc implementation, and on the 3.0 branch, I still wanted to fix the doc and try tox.

--HG--
branch : 3.0
7 jobs for topic/3.0/rich-text-cells in 5 minutes and 43 seconds (queued for 6 seconds)