testing dependency tracking service
removing dependency tracking service, it was ruby only
Merge branch 'master' of https://github.com/pysal/pysal
Merge branch 'master' of https://github.com/pysal/pysal
Merge branch 'master' of https://github.com/pysal/pysal
upgrading scipy on travis
tweaks to travis
further travis tweaks
tweaking travis to only run master commits
Merge branch 'master' of https://github.com/pysal/pysal
Merge pull request #386 from pastephens/master

Travis test framework changes