REF: kabuki passes dataframes now. Make required changes.
TST: Speed up breakdown unittests. Seed likelihood tests.
ENH: Added support for supplying patsy models to HDDMRegression.
BLD: Only run some tests on travis.
ENH: Added patsy support for HDDMRegression.
BLD: Added patsy to travis.
BUG: Did not specify knode_regress.
BUG: Missing cdfdif.c
BUG: Missing cdfdif.c
ENH: Support for multiple regressors. DPR: Removed old regression spec mechanism. TST: Adapted unittests.
DOC: Added docstring for HDDMRegression model.
TST: Renamed regressor unittests. Added z include unittest.
ENH: HDDMRegressor now only requires string including affected parameter.
STY: cython files.
BUG: wfpt.random() function did not receive size argument. mquantiles function needs numpy array.
ENH: Added examples as a submodule.
DOC: Tweaked optimization doc string.
BUG: save/load unittest.
BUG: z in include, not self.include.
WIP: Can now supply a link-function.