Examine source code of Mapp Cloud Debugger

{
  "name": "Mapp Cloud Debugger",
  "version": "1.4.0",
  "description": "Debug and test your Mapp Cloud implementation",
  "permissions": [
    "<all_urls>",
    "tabs",
    "storage",
    "webRequest"
  ],
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start",
      "all_frames": true
    }
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/logo/mapp-icon-16.png",
      "32": "images/logo/mapp-icon-32.png",
      "48": "images/logo/mapp-icon-48.png",
      "128": "images/logo/mapp-icon-128.png"
    },
    "default_title": "Mapp Cloud Debugger"
  },
  "icons": {
    "16": "images/logo/mapp-icon-16.png",
    "32": "images/logo/mapp-icon-32.png",
    "48": "images/logo/mapp-icon-48.png",
    "128": "images/logo/mapp-icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5e2dfdc8-8343-44be-98ec-b38b4330a857}"
    }
  }
}