Merge pull request #20 from tdoshi/master

Circular Images
add flash messages display and start on 4 by 4 grid
add hover text
add sunet id to db
add angular and get rid of backbone
home page almost done
navbar navigation modified
basic angular working
start of contact
Merge pull request #21 from rpandey1234/team

Angular
Merge remote-tracking branch 'upstream/master'

Conflicts:
	app/views/users/index.html.erb