script-publish.py: More newlines in the output HTML source
authorW. Trevor King <wking@tremily.us>
Sun, 13 Jan 2013 14:52:32 +0000 (09:52 -0500)
committerW. Trevor King <wking@tremily.us>
Sun, 13 Jan 2013 14:52:32 +0000 (09:52 -0500)
commit3f1300e277fbb2a1a1eac5355b4b5094dfca8b08
treeca0d720236d83b39dbcf3546237f159d979b58eb
parenta8fa608ce0ac27370892cdf17f48356dc9c7f980
script-publish.py: More newlines in the output HTML source

These newlines don't affect the rendered HTML, but they make the HTML
source more readable.  The `previous_tail` bit keeps unstyled text
from clobbering newlines that were attached to a preceding <br />.
posts/script/script-publish.py