print lists the model information and final confusion matrix
for submitted data.
"print"(x, ...)ada. print produces a summary of the original function call, method
used for boosting, number of iterations, final confusion matrix,
error from data used to build the model, and estimates of M.
Note: any object of class ada invokes print, when
printed to the screen.
ada.default,summary.ada,predict.ada,
plot.ada,pairs.ada,update.ada,addtest