Examine source code of Cloudeagle

{
  "manifest_version": 2,
  "name": "Cloudeagle",
  "description": "Web extension which can be shipped to multiple browsers.",
  "version": "1.3.0",
  "icons": {
    "16": "icon16.bf6127c9.png",
    "32": "icon32.561ea2ba.png",
    "48": "icon48.d8bc833d.png",
    "128": "icon128.2ae23277.png"
  },
  "browser_action": {
    "default_icon": "icon128.2ae23277.png",
    "default_popup": "popup.196c6d98.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content.3d18786c.js"
      ],
      "run_at": "document_start",
      "css": []
    }
  ],
  "background": {
    "scripts": [
      "background.cee24c7c.js"
    ],
    "persistent": true
  },
  "options_ui": {
    "page": "options.03630e2b.html",
    "open_in_tab": true
  },
  "permissions": [
    "tabs",
    "storage",
    "idle",
    "cookies",
    "activeTab",
    "webRequest",
    "scripting",
    "alarms",
    "geolocation"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{ec7383d6-9757-4aed-b7be-c749621be0e6}"
    }
  }
}