Add example for TH1 with "axis" draw option

Author: linev

demo/examples.js

@@ -26,6 +26,7 @@ examples_main = {
      { opt: "tickx", title: "draw X ticks also on opposite frame side" },
      { opt: "ticky", title: "draw Y ticks also on opposite frame side" },
      { opt: "tickxy", title: "draw X and Y ticks also on opposite frame sides" },
+     { name: "axis", opt: "axis;nostat;maximum:1000", title: "draw only axes, configure maximum value, disable stats" },
      { opt: "inspect", asurl: true, file: "hsimple.root", item: "hpx;1", title: "universal object inspector, can be used for any class" },
      { name: "docu", file: "histpainter6.root", layout: "vert32", items: ["two_axis","draw_e1","draw_bar","draw_e34","draw_text"], title:"several TH1 examples from THistPainter documentation" },
      { name: "twoscales", url: "?nobrowser&file=$$$tutorials_hist.root&item=[twoscales/[1],twoscales/[3]]&opt=[hist,yaxis_red;line_red;y+]", title: "interactive second Y scale to draw axis for second histogram" },