Add OPTIMIZE notes for stress templates
Pre-factoring: differentiate diaspora & sotc stress templates
Whitespace to HTML output only
DRY up diaspora stress with pre-core-stress template
DRY up SotC stress w/pre-core-stress template, consistent w/diaspora
DRY up FAE stress with pre-core-stress template
Rename pre-core-stress -> generic-stress, as it now handles FAE too
DRY up FCS stress with generic-stress template; check for colspan room before adding boxes