API: Improved inference of datetime/timedelta with mixed null objects. Regression from 0.13.1 in interpretation of an object Index with all null elements (GH7431)
PERF: fastpath for iget from 2dim->1dim
support axis=None for nanmedian ( issue #7352 )
TST: Add TestCase.assert_numpy_array_equivalent(..) and docstrings
Merge pull request #7440 from toddrjen/nannone

support axis=None for nanmedian ( issue #7352 )
CI: use nose 1.3.3 for all testing
Make nanops._has_infs work for additional dtypes and multidimensional arrays ( issue #7357 )
Merge pull request #7435 from jreback/inference

API: Improved inference of datetime/timedelta with mixed null objects. (GH7431)
Merge pull request #7448 from toddrjen/naninf

Fix bug where ``nanops._has_infs`` doesn't work with many dtypes (issue #7357)
CLN: use np.array(arr,copy=False) where possible
TST/CLN: centralize module check funcs