Examine source code of Purple Crocus

{
  "theme": {
    "images": {
      "theme_frame": "PurpleCrocus_headerpng_byLisa.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#6600cc"
    }
  },
  "version": "2.0",
  "name": "Purple Crocus",
  "manifest_version": 2,
  "description": "A yellow warbler sits on a flowering purple crocus. [ladybug in footer image, Spring, springtime, bird, flowers] \n\nchild friendly persona\n\nPersonas by LisaAtTheBeach"
}