reporting: @graph, @series, support syntax simplification

matlab/reporting/@graph/addSeries.m

matlab/reporting/@graph/createGraph.m

matlab/reporting/@graph/display.m

matlab/reporting/@graph/graph.m

matlab/reporting/@graph/subsasgn.m

matlab/reporting/@graph/subsref.m

matlab/reporting/@section/element.m

matlab/reporting/@section/subsasgn.m

matlab/reporting/@series/getName.m

matlab/reporting/@seriesElements/addSeries.m

matlab/reporting/@seriesElements/display.m

matlab/reporting/@seriesElements/getNames.m

matlab/reporting/@seriesElements/getSeriesElements.m

matlab/reporting/@seriesElements/numel.m

matlab/reporting/@seriesElements/seriesElements.m

matlab/reporting/@seriesElements/subsasgn.m

matlab/reporting/@seriesElements/subsref.m