Log Message:
py-html5lib: updated to 1.0.1

1.0.1

Breaking changes:
* Drop support for Python 2.6.
* Remove utils/spider.py

Features:
* Improve documentation.
* Add iframe seamless boolean attribute.
* Add itemscope as a boolean attribute.
* Support Python 3.6.
* Add CI support for Windows using AppVeyor.
* Improve testing and CI and add code coverage
* Semver-compliant version number.

Bug fixes:
* Add support for setuptools < 18.5 to support environment markers.
* Add explicit dependency for six >= 1.9.
* Fix regexes to work with Python 3.7 regex adjustments.
* Fix alphabeticalattributes filter namespace bug.
* Include license file in generated wheel package.
* Fix annotation-xml typo.
* Allow uppercase hex chararcters in CSS colour check.