typo fix
restyle in page title
add version info to make it easier to make meaningful branch names
when submitting update suggestions.
removed learn more button from title page as it seemed to jump past the
actual text which explained what a challenge was about.
Merge branch 'gh-pages' into suggestions_v0.0.0
Change titles to sentance case, remove contractions.
further consistent casing
some tweaks to the text
Merge branch 'gh-pages' into suggestions_v0.0.0

Conflicts:
	index.html
Merge pull request #1 from girder/suggestions_v0.0.0

Suggestions v0.0.0