Examine source code of TrackLess

{
  "manifest_version": 2,
  "name": "TrackLess",
  "version": "1.1.0",
  "description": "Remove tracking parameters from URLs.",
  "homepage_url": "https://github.com/aenachescu/TrackLess",
  "author": "Alin Enachescu",
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "storage"
  ],
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "icons": {
    "48": "icons/icon96.png",
    "96": "icons/icon96.png"
  },
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "browser_action": {
    "default_title": "TrackLess",
    "default_icon": "icons/icon96.png",
    "default_popup": "html/settings.html"
  }
}