Revert "Whitespace trimming in guides generation"

This reverts commit 91a1cf7013252753567b36f61bfcd5fd0a5bb2b8.

Reason: code changes disallowed in docrails, even if they are
guides generation related.
Revert "Add detailed steps on how to squash multiple commits into a single detailed commit"

This reverts commit 6df9c595ad8e473d15a81a9291e891476bc833c2.
copy edits [ci skip]
copy editing AS guide [ci skip]