Examine source code of Tshoppa Quickbutton

{
  "manifest_version": 2,
  "name": "Tshoppa Quickbutton",
  "description": "Mit dieser Erweiterung lassen sich Artikel schnell auf die aktuelle Tshoppa Einaufsliste kopieren",
  "version": "1.2resigned1",
  "browser_action": {
    "default_icon": {
      "16": "images/icon16.png",
      "19": "images/icon19.png",
      "24": "images/icon24.png",
      "32": "images/icon32.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    },
    "default_popup": "help.html",
    "default_title": "Tshoppa Quickbutton Hilfe"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.tshoppa.de/rlink*"
      ],
      "js": [
        "close.js"
      ]
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "client.js"
      ]
    }
  ],
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "permissions": [
    "activeTab",
    "contextMenus",
    "notifications"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{12d6f553-a7b1-4be3-86a6-bb7add4752bc}"
    }
  }
}