fb55/htmlparser2 — pull request #52 by AndreasMadsen (2013-06-11 11:59:03+00:00)
Title: [Parser] implicit open only p and br tags

Okay, so I read the http://www.whatwg.org/specs/web-apps/current-work/multipage/tree-construction.html description for closing tags. It is quite complicated, but keeping it simple it seams like the implicit close rules only accounts for `br` and `p` tags.