Add a shape to the QuantFigure. 

		kwargs : 
			hline : int, list or dict
				Draws a horizontal line at the
				indicated y position(s)
				Extra parameters can be passed in
				the form of a dictionary (see shapes)
			vline : int, list or dict
				Draws a vertical line at the
				indicated x position(s)
				Extra parameters can be passed in
				the form of a dictionary (see shapes)
			hspan : (y0,y1)
				Draws a horizontal rectangle at the
				indicated (y0,y1) positions.
				Extra parameters can be passed in
				the form of a dictionary (see shapes)
			vspan : (x0,x1)
				Draws a vertical rectangle at the
				indicated (x0,x1) positions.
				Extra parameters can be passed in
				the form of a dictionary (see shapes)
			shapes : dict or list(dict)
				List of dictionaries with the
				specifications of a given shape.
				See help(cufflinks.tools.get_shape)
				for more information

def add_shapes(self,**kwargs):
		"""
		Add a shape to the QuantFigure. 

		kwargs : 
			hline : int, list or dict
				Draws a horizontal line at the
				indicated y position(s)
				Extra parameters can be passed in
				the form of a dictionary (see shapes)
			vline : int, list or dict
				Draws a vertical line at the
				indicated x position(s)
				Extra parameters can be passed in
				the form of a dictionary (see shapes)
			hspan : (y0,y1)
				Draws a horizontal rectangle at the
				indicated (y0,y1) positions.
				Extra parameters can be passed in
				the form of a dictionary (see shapes)
			vspan : (x0,x1)
				Draws a vertical rectangle at the
				indicated (x0,x1) positions.
				Extra parameters can be passed in
				the form of a dictionary (see shapes)
			shapes : dict or list(dict)
				List of dictionaries with the
				specifications of a given shape.
				See help(cufflinks.tools.get_shape)
				for more information
			
		"""
		kwargs=utils.check_kwargs(kwargs,get_shapes_kwargs(),{},clean_origin=True)
		for k,v in list(kwargs.items()):
			if k in self.layout['shapes']:
				if utils.is_list(v):
					self.layout['shapes'][k].extend(v)	
				else:
					self.layout['shapes'][k].append(v)
			else:
				self.layout['shapes'][k]=utils.make_list(v)