Fix failing pyflakes test in utils/iteration.py
Change batch size to fix test_maxout.py failing test
Npz dataset support for targets
Merge remote-tracking branch 'upstream/master'
Merge pull request #858 from vdumoulin/fix_tests

Fix two failing tests unseen by Travis
Merge pull request #859 from rickardnorlander/master

Npz dataset support for targets
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/woodshop/pylearn2