Examine source code of Edupage Addons

{
  "name": "Edupage Addons",
  "version": "1.6.2",
  "manifest_version": 2,
  "description": "Enhance your Edupage experience",
  "default_locale": "en",
  "content_scripts": [
    {
      "matches": [
        "*://*.edupage.org/*"
      ],
      "js": [
        "src/browser-polyfill.js",
        "src/inject/inject.js"
      ]
    }
  ],
  "permissions": [
    "storage"
  ],
  "web_accessible_resources": [
    "src/injs/*"
  ],
  "browser_action": {
    "default_popup": "src/popup/popup.html",
    "icons": {
      "16": "icons/icon16.png",
      "19": "icons/icon19.png",
      "32": "icons/icon32.png",
      "38": "icons/icon38.png",
      "48": "icons/icon48.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "19": "icons/icon19.png",
    "32": "icons/icon32.png",
    "38": "icons/icon38.png",
    "48": "icons/icon48.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a721b175-788a-400b-9c96-ca8960fc3c14}"
    }
  }
}