quick fix
make link type=text/css not mandatory for rel=stylesheet
fixes issue #381
attempt to ignore invalid / unsupported pseudo-classes properly
see issue #382
Merge branch 'master' of https://github.com/silexlabs/Cocktail
correctly maps VideoElement to HTMLVideoElement
safer cast to HTMLElement to avoid reaching HTMLDocument
hopefully fixes issue #383
renamed PseudoClassSelectorValue.NONE to PseudoClassSelectorValue.UNKNOWN
see https://github.com/clemos/Cocktail/commit/8566809945d2744ecbd48f4808db2721f7538dc5#commitcomment-4501155
fixes issue #382
optimize castToHTMLElement
fixes #383
https://github.com/silexlabs/Cocktail/issues/383#issuecomment-27710453
fixed a typo ???
revert
Merge branch 'master' of https://github.com/silexlabs/Cocktail

Conflicts:
	cocktail/html/VideoElement.hx
don't use StageVideo by default
see issue #384
Merge pull request #387 from clemos/master

Various fixes