code: public static Graph decode(String encodedGraph, boolean noMonth) 
  	throws GraphEncodingException {
  		GraphConfiguration config = new GraphConfiguration();
  		if(noMonth) {
  			config.valueHighlightColor = config.valueColor;
  		}
  		return decode(encodedGraph, config);
  	}
docs: convert a String-encoded graph into a usable Graph object, using
  default GraphConfiguration
  @param encodedGraph String encoded graph, as returned by getEncoded()
  @param noMonth if true, disable the month highlight color
  @return a Graph, ready to use
  @throws GraphEncodingException if there were problems with the encoded
  data