Issues fixed

• #5316: fix too large dtype alignment of strings and complex types
• #5424: fix ma.median when used on ndarrays
• #5481: Fix astype for structured array fields of different byte order
• #5354: fix segfault when clipping complex arrays
• #5524: allow np.argpartition on non ndarrays
• #5612: Fixes ndarray.fill to accept full range of uint64
• #5155: Fix loadtxt with comments=None and a string None data
• #4476: Masked array view fails if structured dtype has datetime component
• #5388: Make RandomState.set_state and RandomState.get_state threadsafe
• #5390: make seed, randint and shuffle threadsafe
• #5374: Fixed incorrect assert_array_almost_equal_nulp documentation
• #5393: Add support for ATLAS > 3.9.33.
• #5313: PyArray_AsCArray caused segfault for 3d arrays
• #5492: handle out of memory in rfftf
• #4181: fix a few bugs in the random.pareto docstring
• #5359: minor changes to linspace docstring
• #4723: fix a compile issues on AIX