Examine source code of Green Dawn

{
  "theme": {
    "images": {
      "theme_frame": "GreenDawn_header_byLisa.jpg"
    },
    "colors": {
      "frame": "#154e01",
      "tab_background_text": "#666666"
    }
  },
  "version": "2.0",
  "name": "Green Dawn",
  "manifest_version": 2,
  "description": "lily pad, ladybug, water drop, ripples, pond\n\nchild friendly persona\n\nPersonas by LisaAtTheBeach"
}