serialized into a single data-mw-rt attribute if present. Update parserTests
to ignore this attribute for comparisons with expected parser output.
A few more tweaks and notes are thrown into this commit too. 233 tests are
passing now.
other tokens. This is only the first half of the conversion. The next step is
to drop the type attribute on most tokens and match on the constructor in the
token transform machinery.
* Add handler for post-expand paragraph wrapping on token stream, to handle
things like comments on its own line post-expand
* Add general Util module
* Fix self-closing tag handling in HTML5 tree builder
