FRESA wrapper to fit grid-tuned  e1071::svm object
TUNED_SVM(formula = formula,
	          data=NULL,
	          gamma = 10^(-5:-1),
	          cost = 10^(-3:1),
	          ...
	          )
The e1071::svm fitted object
The e1071::tune.svm object
The base formula to extract the outcome
The data to be used for training the method
The vector of possible gamma values
The vector of possible cost values
Parameters to be passed to the e1071::svm function
Jose G. Tamez-Pena