Grad switch

Import

Sparse grad import

Update doc to mention theano-nose instead of nosetests

A c version for softmax almost identical to the bias softmax one

Update installation instructions for Windows

fix gh-915. But this don't fix the theano-nose import problem when outside the Theano dir.

Move SparseType to its own file and import it even when scipy is not the...

0.6rc1

Flags

use profile_optimizer instead.