Fix scratch blocks in polish Paint Box
Fix formatting error in defining a scratch block

I suspect this relates to the version of pandoc used. The version I’m
running (1.12.4) does not attempt to lowercase classes, so it’s
necessary to specify the language as either `scratch` or `blocks` in
lowercase.
Merge pull request #166 from andylolz/sv-format-err

Fix formatting error in defining a scratch block
Merge pull request #165 from codecleaner/kolorowe-kredki-scratch-fix

Fix scratch blocks in polish Paint Box
Fix scratch card titles to match 12fce3c3
Merge pull request #167 from andylolz/scratchcard-titles

Fix scratch card titles to match 12fce3c3