Examine source code of GayMarriage.Support.this

{
  "theme": {
    "images": {
      "theme_frame": "GayMarriage.Head.jpg"
    },
    "colors": {
      "frame": "#4150f2",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "GayMarriage.Support.this",
  "manifest_version": 2,
  "description": "Support the gay marriage! All have the same rights to marry and educate kids!"
}