statsmodels/statsmodels — pull request #1686 by Padarn (2014-05-23 01:40:52+00:00)
Title: Semilinear tests and bug fixes

This is an update of the PR #1652, with commits simplified to it is easy to see what has been changed.

It fixes some small bugs in the semi-parametric regression and adds unit tests and with data sets for them. See previous closed PR for details.