Run pgindent, pgperltidy, and reformat-dat-files. I manually fixed a couple of comments that pgindent uglified.
Discussion: http://postgr.es/m/485495.1648692468@sss.pgh.pa.us
Per gripe from Andres Freund. Thanks to Andres Freund, Thomas Munro, and Andrew Dunstan for advice on how to make this test work even on Windows. Discussion: https://postgr.es/m/CA+Tgmoat+zbzzZQJ7poXyUwiqxQxTaUid=auB4FejZ15VvDh4Q@mail.gmail.com