2014.03.14  3.00  all fp-transformation functions are declared as internal functions;
                  add concordance probability to summary;
                  add functions: coef, concord, plotshape, wald;
                  include data: gastric and biofeedback;
                  appearance of plotw plots is slightly changed;
                  simplify input (instead of AHR, AHR.norobust, ARE, PH, just use template)
                  R. 3.0.3
