Add first draft of sponsorship announcement mailing.
Add a stub for the sponsored attendant manual page.
Sponsorship modifications:

- Change the URL for the financial aid application.
- Add the text for the financial aid form to the manual page.
Fix some errors in the sponsorship form RST
Flesh out the organization information for sponsorship
Merge pull request #10 from jwiggins/sponsorship-announcements

Sponsorship announcements