Examine source code of i-boycott

{
  "manifest_version": 2,
  "name": "i-boycott",
  "description": "Le contre-pouvoir citoyen a son extension!",
  "version": "1.1.3resigned1",
  "permissions": [
    "https://www.i-boycott.org/"
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c90f370f-4bdd-4d0b-aa56-949c7512d753}"
    }
  }
}