Render descriptions as Markdown text

- Use MarkdownField in forms!
4 jobs for 142-display-descriptions-as-markdown in 3 minutes and 35 seconds (queued for 1 second)
Status Name Job ID Coverage
  Package
passed package the branch #11149

00:02:18

 
  Dockerize
passed dockerize the branch #11150

00:00:50

 
  Deploy
passed deploy for review #11151

00:00:12

passed remove review instance #11152
manual

00:00:13