ENH: add infomax
address discussion
unicode
fix import errors and typos
address discussion
sum
checkpioint
rewrite Infomax
cosmits
ENH: fix infomax + deprecate + generalzie API
cosmits
py3k fixes
more py3k
silence tests
add infomax test
remove  infomax API test
random state
cleanup infomax tests
mode debugging on tests
FIX infomax