public long image(List<String> openIds, String image) {
		return send(new Filter(false, null), openIds, "image", image);
	}
public long image ( List < String > openIds , String image ) { return send ( new Filter ( false , null ) , openIds , "image" , image ) ; }
群发图片消息给指定的人

@param openIds
@param image
@return