Issue1914

fixing #2125: redirecting profiling output to a file

setup.py: replaced calls to open() with codecs.open() to read non-ASCII characters...

Replaced calls to open() with codecs.open() to read non-ASCII characters in NEWS.txt, DESCRIPTION.txt

Allow permutation to return just one permutation.

issue #1914, changing the place of equal_slices method and making code adaptable with PEP8 formatting

fix gh-2180

Try using miniconda instead of pip for scipy

Reported by chadawagner fix gh-2176

It had been added in e399de59

changed handling empty strings as stderr, users will just get an error message if they don't give a proper file name

This cause some advanced subtensor to infer False for broadcast instead of True.

fix in part gh-2165

Add pseudo-math in the docstring for GemvSS and OuterSS.
Closes #2141

Fix buildbot errors.