Check whether cv.getSigma() contains NAs.
Misspecification not any more allowed in GUI - but workflow should be much cleaner!!
Correlation matrices are saved to specific elements for the number of nodes of the graph and only loaded if the node size is the same.
MarginalPowerPanel - still not sure how/where to call it.
Parameter 'upscale' has now a complicated default for backward-compatibility: upscale=ifelse(missing(test)&&!missing(correlation)||!missing(test)&&test=="Bretz2011"
Updated ToDo.
Changed default alpha from 0.05 to 0.025.