** 03/26/2014 , v0.7 ** -	added add_arrow to add arrows to the figure - 	added bar type plots to all layers, use set_plot_type('bar') and add_plotdata 	* see docstring for details -	rewrote a portion of makePlot , could still use work to make it neater
** 03/26/2014 , v0.7 **
-	added add_arrow to add arrows to the figure
- 	added bar type plots to all layers, use set_plot_type('bar') and add_plotdata
	* see docstring for details
-	rewrote a portion of makePlot , could still use work to make it neater

kamilm/kaplot