Better auto function name if we call var.eval().
small doc update on Theano vision.
skip some tests when scipy isn't available.
Add comment
Remove old deprecated stuff.
Disable code optimization warning that I think shouldn't be done.
pep8
Fix test in FAST_COMPILE
[CRASH] Fix crash with partial shape info in conv2d on the CPU in FAST_COMPILE.

This was discovered by the daily buildbot.
Merge pull request #2067 from nouiz/mixed

Mixed