Documentation fix

Issue 2169 a_theano_function.free() to free the temp memory

Make f.fn.allow_gc accesible with the CVM and allow to change it dynamically

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

Some confusion about the storage_map part