librarycarpentry/lc-shell

tracking issue for https://github.com/librarycarpentry/lc-shell

preview: https://fishtree-attempt.github.io/lc-shell/

[x] fix links
[x] fix raw github links
[x] boost headings in ep 4 to level 2
[x] filter out bin/check-lesson and bin/check-workshop
[x] remove superfluous block quote in episode 6 challenge: https://fishtree-attempt.github.io/lc-shell/06-free-text.html#challenge1

episodes/04-loops.md:89 [missing file]: [episode 5](05-counting-mining/index.html#using-a-loop-to-count-words)
index.md:20 [missing file]: [Setup](setup.md)

carpentries / lesson-transition

librarycarpentry/lc-shell #67