Merge pull request #260 from graphitefriction/1-5-docs

upgrades attr sect of user
put quote in example block instead of listing block
copyedits to index page
propogate stem setting from post to page
sync theme with default stylesheet upstream; fix spacing to content
content revisions; migrate to Asciidoctor 1.5.0 syntax
fix styles for listing and result exampleblock
add note
propagate page description & keywords to meta
propagate description & keywords to awestruct
updates doctypes for 1.5