Examine source code of Summer Daisies

{
  "theme": {
    "images": {
      "theme_frame": "daisies.jpg"
    },
    "colors": {
      "frame": "#66ccff",
      "tab_background_text": "#003366"
    }
  },
  "version": "2.0",
  "name": "Summer Daisies",
  "manifest_version": 2,
  "description": "Spring, summer, flowers, yellow, daisies"
}