create_bins             Creates bins given breaks
create_breaks           A convenience functon for creating breaks with
                        various methods.
create_dtbreaks         Create breaks using decision trees (recursive
                        partitioning)
create_earthbreaks      Create breaks using earth (i.e. MARS)
create_jenksbreaks      Create Jenks breaks
create_kmeansbreaks     Create kmeans breaks.
create_mdlpbreaks       Create breaks using mdlp
get_control             gets the default parameters for each method.
