Fix issue #4 (using HG2 on R2014a and earlier)
Fix issue #4 (using HG2 on R2014a and earlier)

dcherian/export_fig,JacobD10/export_fig,hyiltiz/export_fig,altmany/export_fig,altmany/export_fig,JacobD10/export_fig,dcherian/export_fig,qqyoungqq/export_fig,hyiltiz/export_fig