fix: Use the navigation version of PORTAL_PAGES_LIBRARY_URL.
fix: Use the navigation version of PORTAL_PAGES_LIBRARY_URL.

WIP:  Just to see what is working when this is configured correctly ….

Note:  This story is really about doing something more long term to support matrix testing in travis.
However, I didn't find existing travis settings that would have made this easier.

For now we just want to see if the failing cukes resolve.

[#158595244]
https://www.pivotaltracker.com/story/show/158595244

Configure Travis CI to test agains't different versions of portal pages

concord-consortium/rigse,concord-consortium/rigse,concord-consortium/rigse,concord-consortium/rigse,concord-consortium/rigse,concord-consortium/rigse