Add a note about the openblas package that could conflict with atlas.

Fix test in float32

Implemented c_code for AdvancedSubtensor1

Issue #783: python3 compatible - merge

Add dtype arg to zeros_like method of tensor vars

Conflicts:
	theano/tensor/elemwise.py

Minor stuff

More stable reduce operations by default

Fix check that was too restrictive

Update installation instructions for Anaconda

Checks the dimensions and bcast in inc_subtensor

 - Included six.py by Benjamin Peterson.  (Commit 62d8be3 2013-01-13.)
   See <https://bitbucket.org/gutworth/six>.

 - Moved Python 3 compatibility code to theano.compat.

Python 3 port now passes default "theano-nose" tests under pythobn 3.2.

Make sure min <= max in test_clip