Check This by MetaCert

World's #1 browser add-on for people who want more information about news sites. Find out what's real and what's not across the Web.
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manifest.json
{
  "manifest_version": 2,
  "name": "__MSG_extension_name__",
  "description": "__MSG_extension_description__",
  "short_name": "metacert-check-this",
  "version": "2.0.4resigned1",
  "applications": {
    "gecko": {
      "id": "{1cbc9121-3432-4d98-8876-547ad25ad307}"
    }
  },
  "default_locale": "en",
  "background": {
    "scripts": [
      "js/lib/jquery-3.1.1.min.js",
      "js/utils/checkThisUtils.js",
      "js/utils/propertyDAO.js",
      "js/background/configSettings.js",
      "js/background/api/metacertApi.js",
      "js/background/background.js"
    ]
  },
  "browser_action": {
    "default_icon": "images/metacert-icon-32x32.png",
    "default_popup": "html/popup/popup.html",
    "default_title": "__MSG_button_openPopup__"
  },
  "content_scripts": [
    {
      "css": [
        "css/checkThis.css"
      ],
      "js": [
        "js/lib/jquery-3.1.1.min.js",
        "js/lib/jquery.i18n.js",
        "js/lib/mutation-summary.js",
        "js/lib/jquery.mutation-summary.js",
        "js/utils/checkThisUtils.js",
        "js/utils/propertyDAO.js",
        "js/contentScript/checkThis.js"
      ],
      "matches": [
        "*://*/*"
      ],
      "all_frames": true,
      "run_at": "document_end"
    }
  ],
  "icons": {
    "16": "images/metacert-icon-16x16.png",
    "19": "images/metacert-icon-19x19.png",
    "32": "images/metacert-icon-32x32.png",
    "48": "images/metacert-icon-48x48.png",
    "128": "images/metacert-icon-128x128.png"
  },
  "options_ui": {
    "page": "html/options/options.html",
    "open_in_tab": true
  },
  "permissions": [
    "tabs",
    "unlimitedStorage",
    "webRequest",
    "webNavigation",
    "<all_urls>"
  ],
  "web_accessible_resources": [
    "js/lib/jquery-3.1.1.min.map",
    "images/*"
  ]
}