Switch back to direct nose over setup.py test
Switch back to direct nose over setup.py test

For some reason in travis, only with python2.6 running the tests with
python setup.py test, results in this:

AttributeError: '_TextTestResult' object has no attribute 'addSkip'

jmcfarlane/Notable,jmcfarlane/Notable,jmcfarlane/Notable,jmcfarlane/Notable