Changes in version 0.4-1.1                       

    o   Min.RE.delta, plot.Min.RE.delta added

                  Changes in version 0.3 (2017-01-27)                   

    o   Typos corrected

                  Changes in version 0.2 (2015-07-07)                   

    o   Functions added: PCA.ContCont, GoodPreTreatContCont, CausalPCA.ContCont, Predict.Treat.ContCont, Predict.Treat.T0T1.ContCont, Min.Max.Multivar.PCA