Add nose as test suite for setuptools
Add nose as test suite for setuptools

Allows setuptools/distutils to be used to star nose tests.  Makes it easier to
test in enviroments that are setup to use 'python setup.py test'

See:
https://nose.readthedocs.org/en/latest/setuptools_integration.html

Signed-off-by: Sergey Astanin <c43a55136d6fe4a2eb8ee61ed9ae33c0472767fc@gmail.com>

astanin/python-tabulate,kyokley/tabulate