Updated Foundation, fixed some things, and have a homebrew nav working.
*upgraded to newer version of foundation (if I hadn't already mentioned it)
*now using Foundation navigation things in `index.html`; old stuff should be removed.
*various bug fixes
*(previously) added Titillum web font (still need to check that it works)
*fixed the `submit` button in the form of `index.html`
*cleaned up the versions of the header
*added spacing between the "Join us" and "more info"
*other bug fixes
*Made a text version of the Announcements section.
Added note to the announcement box section.