Revisions to layout, style, and content of Pricing page.
Updated last-revision dates on all stage pages.
Merge branch 'dryad-master' into jima-prelaunch-cleanup
Remove whitespace around Sign Up

This makes it easier for Secundus to match the button text and disable it.
Changed doctype to Transitional

The strict doctype doesn't allow many of the useful HTML features,
including the attributes "class" and "target".
Merge branch 'ryan-theme-cleanup-11' into dryad-dev