description: rmpl reduces the number of points in a mpl data set by deleting consecutive points
that are the same within a certain tolerance of each other.
files: inputfile contains the data set to be reduced. The result is placed in outputfile
options:
x_tolerance, y_tolerance
Specify, respectively, the fractional tolerance used to determine whether two points are
``the same''. The values specify the tolerances as fractions of the total range of
data in the relevant coordinate. At least one of these must be given.
format
Specifies a C-style format string for printing the data to the output file.