Examine source code of raddit

{
  "manifest_version": 2,
  "name": "raddit",
  "version": "0.3",
  "description": "This Add-on has the goal to present the page \"raddle.me\" in a style that is similar to reddit.",
  "icons": {
    "48": "icons/frog-48.png",
    "96": "icons/frog-96.png"
  },
  "permissions": [
    "*://raddle.me/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://raddle.me/*"
      ],
      "js": [
        "/content_script/content_script.js"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "scripts": [
      "/background_script/raddit.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/frog-16.png",
      "32": "icons/frog-32.png"
    },
    "default_title": "raddit",
    "default_popup": "popup/popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e18a9baa-57ca-4c44-ac16-8050414d8387}"
    }
  }
}