changed slot predictions of WFoutput from matrix to data.frame to better cope with factors
corrected problem with NA on class PredTask
First working state of the new classes
New standard workflows with pre and post
Adaptations to new classes and new manipulation functions
Some minor changes to show methods
Some further changes to show methods
Added standardPRE with some initial preproc routines
pairedComparisons now defaults to topPerformer
pairedComparisons now defaults to topPerformer
corrections to cope with NA predictions on WFouput
corrections to standardPOST
added times calculation to standardWF
added times scores calculation
added times scores calculation for bootstrap .632
added type to PredTask constructor to cope with time series
added check for task type specification
time series workflows working
Worflow show method stopped showing NULL pars
small change to workflow automatic naming