Harvester "Sorry, $USERNAME no longer has an account." messages again.  Closes #19.
Optimized source code with `autopep8 okc_arrow_fetcher.py -i -a`.
Revert "Optimized source code with `autopep8 okc_arrow_fetcher.py -i -a`."

This reverts commit 7e48844cf59b705e4851f47d50cd6f07cbb30774. Too many of these changes don't improve readability, but I might re-apply some of them a few commits from now.
Revert "Harvester "Sorry, $USERNAME no longer has an account." messages again.  Closes #19."

This reverts commit 9d97077f8eaa0384a76ecda047c35245aaf431bf. There's some logging changes in this unrelated to the fix itself, so I'm going to put them in a separate commit.
Fix scraping account-closeds as messages, fixes #19

@4Christopher did the work for this in 9d97077f8eaa0384a76ecda047c35245aaf431bf (thanks!), I'm just splitting it up into separate pull requests.
Merge branch '4Christopher-fix-issue-19'