MAINT: fix broken links and date on fellowship blog post.
DOC: added yt to projects page.
MAINT: clean up Projects page a bit.
MAINT: some more cleanup and rephrasing of Projects page.
Merge pull request #78 from rgommers/pull-77

Clean up projects page. Also add yt to associated projects.
DOC: expand FAQ of John Hunter Fellowship page.
Merge pull request #79 from rgommers/fellowship-faq

DOC: expand FAQ of John Hunter Fellowship page.
adding fiscal sponsorship page