Changed pip requirements file to install things from github using the git read-only URL instead of SSH so they install without prompt during the Travis CI build.
Changed pip requirements file to install things from github using the git read-only URL instead of SSH so they install without prompt during the Travis CI build.

denverfoundation/storybase,denverfoundation/storybase,denverfoundation/storybase,denverfoundation/storybase