fix authtoken order when registered multiple times (TODO: update existing token?)
fix redirect_uri with trailing slash (otherwise 4sq complains about mismatch)
show more photos (will be great once we have more non-empty photos)
Merge branch 'master' of github.com:thejefflarson/nypl-hack

Conflicts:
	app/models/placemark.rb
Merge branch 'master' of github.com:thejefflarson/nypl-hack