prtDataGenIris Read in data from the UCI IRIS data file
 
    DataSet = prtDataGenIris reads in the data from the classic iris.UCI
    file used in many pattern recognition texts and papers. For more
    information about this data, see the following URL:
 
    http://archive.ics.uci.edu/ml/datasets/Iris
 
    Example:
  
    ds = prtDataGenIris;
    ds.plot;