statsmodels/statsmodels — pull request #640 by josef-pkt (2013-02-03 15:25:28+00:00)
Title: Misc fixes 05

a few fixes

closes #109 TestProbitCG failure on Ubuntu
closes #639 test folders not on python path ( #639 not in commit message)
closes #565 omni_normtest doesn't propagate the axis argument

plus refactoring victims in ex_regression_plots