message: increasing zorder of text
diff: @@ -93,16 +93,17 @@ class MPViewer(BaseViewer):
  def drawArrow(self, pose):
  plt.annotate(s='', xy=(pose[0]+3*math.cos(pose[2]),pose[1]+3*math.sin(pose[2])), xytext=(pose[0],pose[1]), arrowprops=dict(arrowstyle='->'))
  - def drawText(self, position, text, coordinate="axes", **kwargs):
  + def drawText(self, position, text, coordinate="axes", zorder=11, **kwargs):
  verticalalignment = kwargs.pop("verticalalignment", "top")
  horizontalalignment = kwargs.pop("horizontalalignment", "center")
  + zorder = kwargs.pop("zorder", 12)
  t = None
  if coordinate=="axes":
  t = self.axes.text(position[0], position[1], text, horizontalalignment=horizontalalignment,
  - verticalalignment=verticalalignment, transform=self.axes.transAxes, **kwargs)
  + verticalalignment=verticalalignment, transform=self.axes.transAxes, zorder=zorder, **kwargs)
  else:
  t = self.axes.text(position[0], position[1], text, horizontalalignment='center',
  - verticalalignment='top', **kwargs)
  + verticalalignment='top', zorder=zorder, **kwargs)
  return t
  