Minor UI changes
Merge branch 'master' of https://github.com/darrendao/scitizen
Changes.
Merge https://github.com/darrendao/scitizen into fb-twitter
Merge https://github.com/ASupinski/scitizen into fb-twitter
Fixed typo for ` with '
Layout updates. Added images.
Updated Go Explore targe page. Removed infinite scrolling.
Merge https://github.com/alexhwu/scitizen

Conflicts:
	db/schema.rb