Added meaningful guide descriptions
Added page titles to the html title
Added keywords meta
Moved title to the top of the meta
Grouped metatags
Added a basic, content only sitemap
Changed location to use http-only.
Added max height and scroll to codeblocks
Merge branch 'code-metakeywords'
Merge branch 'code-groupmetatags'
Merge branch 'code-metatitle'

Conflicts:
	.metalsmith/templates/head.toffee
Merge branch 'code-metadescriptions'

Conflicts:
	.metalsmith/templates/head.toffee
Merge branch 'code-sitemap'

Conflicts:
	.metalsmith/metal.coffee