Make <pre> </pre> also valid block boundaries in Markdown

Make <pre> </pre> also valid content block boundaries in Markdown. This is necessary to make the meta-testing of the README.md possible.

created branch 6-make-lt-pre-gt-lt-pre-gt-also-valid-block-boundaries-in-markdown

mentioned in commit 25a1c52c

mentioned in merge request !3 (merged)

closed via commit 8085866a

closed via commit 25a1c52c

closed via merge request !3 (merged)