It was already using Markdown-alike syntax. Let's just go the full length,
and make it a proper Markdown file.
Change-Id: I6b0dcbc9118e9b31aebef30db85a244a100f6eff
Reviewed-by: Cristian Adam <cristian.adam@qt.io>
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
