adding edit_line.py demo to show manipulating points of a scatterplot
adding edit_line.py demo to show manipulating points of a scatterplot

tommy-u/chaco,burnpanck/chaco,tommy-u/chaco,ContinuumIO/chaco,ContinuumIO/chaco,ContinuumIO/chaco,burnpanck/chaco,burnpanck/chaco,ContinuumIO/chaco,tommy-u/chaco