package.json: Hardcode the version numbers of the mkdir and imageinfo dependencies.
Update jsdom to 0.8.10
Added Peter to maintainers
1.6.3
Removed unused _ in HtmlVideo
Lint JavaScriptSourceMappingUrl relation
Lint HtmlStyleAttribute relation
Lint JavaScriptGetStaticUrl relation
Lint SvgInlineEventHandler relation
Lint Relation
Lint HtmlEdgeSideInclude relation
Relation
CssImport
HtmlSearchLink
HtmlRequireJsMain
CssAlphaImageLoader
HtmlVideoPoster
HtmlScript
CssImage
HtmlAudio