Examine source code of WASD Pager

{
  "manifest_version": 2,
  "name": "__MSG_extensionName__",
  "version": "0.2.3resigned1",
  "description": "__MSG_extensionDescription__",
  "default_locale": "en",
  "homepage_url": "https://github.com/wadefelix/WASD-Pager",
  "developer": {
    "name": "Ren Wei"
  },
  "icons": {
    "16": "icons/page-16.png",
    "32": "icons/page-32.png",
    "48": "icons/page-48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-script.js"
      ]
    }
  ],
  "permissions": [
    "storage"
  ],
  "browser_action": {
    "default_icon": "icons/page-32-colored.png",
    "default_title": "WASD Enbled"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "options_ui": {
    "page": "options.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f5335293-04b7-4506-a920-067103625775}"
    }
  }
}