Examine source code of Kibosh

{
  "manifest_version": 2,
  "name": "bLocket",
  "version": "1.1.2resigned1",
  "description": "A simple productivity add-on which allows the user to set a global timer and a list of sites which should be blacklisted once the time limit has been reached.",
  "permissions": [
    "storage"
  ],
  "browser_action": {
    "default_title": "bLocket",
    "default_popup": "pages/whitelist.html",
    "default_icon": {
      "16": "icons/icon-grey-16.png",
      "32": "icons/icon-grey-32.png"
    },
    "theme_icons": [
      {
        "light": "icons/icon-light-16.png",
        "dark": "icons/icon-grey-16.png",
        "size": 16
      },
      {
        "light": "icons/icon-light-32.png",
        "dark": "icons/icon-grey-32.png",
        "size": 32
      }
    ]
  },
  "icons": {
    "48": "icons/icon-grey-48.png",
    "96": "icons/icon-grey-96.png"
  },
  "background": {
    "scripts": [
      "scripts/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "scripts/bLocket.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{db0946eb-ad3d-4208-a424-5d56c68813dc}"
    }
  }
}