cleaned up CSS comments
temporarily removed masthead and banners; added crossgrid classes to CSS
hard-wrapped html files in /core/doc/ TODO: all other files
updated and hard-wrapped TODO lists
updated TODO
Merge branch 'masthead' into hotfix

Conflicts:
	core/styles/all.css
	core/styles/typo/_body.less
added durations to resume

TODO: hard-wrap resume source
hard-wrapped resume source
removed Liquid from HTML source