[e] (0) Very risky editorial change! Please review! This attempts to …

…refactor the parser logic so that the foster parenting is actually done inline in a single algorithm that is called by anywhere in the parser that could be affected by it. This will allow us to add the <template> magic with minimal actual magic in the prose, hopefully.

Affected topics: HTML Syntax and Parsing

git-svn-id: http://svn.whatwg.org/webapps@7998 340c8d12-0b0e-0410-8428-c7bf67bfef74