Smc-mw

* Support Python 3.
* Integrate Travis CI, Coveralls, and PyPI badges.
* Preprocessor allows precise reconstruction of input.
* Sections can be extracted and replaced (edit sections).
* Generator fixes:
** Table of content generation fixed.
** I18n and l10n for Table of content header.
** Internal link generation fixed.
** Section edit links fixed.
* Syntax fixes:
** Allow comment at end of heading line.

* Support lxml 2.x.
* Generator fixes:
** Run preprocessor in MediaWiki class.
** Use canonical name for template callback.
** Localise missing template links.
* Syntax fixes:
** Allow whitespace before closing tr and table tags.
** Fix if and ifeq.
** Implement switch.
** Allow nowiki in quoted HTML attributes.

* Initial release.