added simplified method for making a 2D scatter plot#1

Merged

zuhao merged 3 commits intoSciRuby:masterfrom

cjfuller:simple_scatter

Sep 29, 2013

Commits on Sep 24, 2013

Commits on Sep 27, 2013

added ability to have multiple sets of x coordinates to go with multiple sets of y coordinates
cjfuller
committed