PY3: fix mldata mock to work with python 3 and 2
Merge branch 'py3' of https://github.com/raulgarreta/scikit-learn into py3
PY3: fixed basestring in crossvalidation.py
PY3: adding b() convenience function to string literal
Merge branch 'py3' of https://github.com/raulgarreta/scikit-learn into py3
Merge branch 'py3' of https://github.com/sdegryze/scikit-learn into py3
PY3: update the documentation on testing.mock_mldata_urlopen
cosmit
PY3: ensuring file stream is read as binary
PY3: fix remaining cStringIO imports
Merge branch 'py3' of https://github.com/sdegryze/scikit-learn into py3
PY3: fixed NoneType comparison (when not in mac_os) in test_k_means_plus_plus_init_2_jobs() function in test_k_means.py module