Clean up README
Clean up README

Yelp/dockersh,mehulsbhatt/dockersh,chenrui2014/dockersh,chenrui2014/dockersh,beni55/dockersh,mehulsbhatt/dockersh,CS497-F15/dockersh,pugna0/dockersh,pugna0/dockersh,beni55/dockersh,CS497-F15/dockersh,Yelp/dockersh