message: added Theme color example
diff: @@ -186,10 +186,11 @@ function genSlide01(pptx) {
  h: 3.5,
  barDir: "bar",
  - chartArea: { fill: { color: "F1F1F1" } },
  - //chartArea: { fill: { color: "F1F1F1", transparency: 75 } }, // @example
  + //chartArea: { fill: { color: "F1F1F1" } },
  + chartArea: { fill: { color: pptx.colors.BACKGROUND2 } },
  + //chartArea: { fill: { color: "F1F1F1", transparency: 75 } },
  plotArea: { border: { pt: "3", color: "CF0909" }, fill: { color: "F1C1C1" } },
  - //plotArea: { border: { pt: "3", color: "CF0909" }, fill: { color: "F1C1C1", transparency: 10 } }, // @example
  + //plotArea: { border: { pt: "3", color: "CF0909" }, fill: { color: "F1C1C1", transparency: 10 } },
  catAxisLabelColor: "CC0000",
  catAxisLabelFontFace: "Helvetica Neue",
  