Examine source code of Library Detector Pro

{
  "manifest_version": 2,
  "name": "Library Detector Pro",
  "short_name": "LD(AT)",
  "version": "1.5",
  "description": "Detect JavaScript libraries used on the current web page. This tool is supported by academic software engineering researches.",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "activeTab",
    "*://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_icon": "icons/icon48.png",
    "default_title": "LibDetector",
    "default_popup": "popup/DtrMenu.html"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "content_scripts/inject.js"
      ],
      "run_at": "document_idle",
      "all_frames": false
    }
  ],
  "web_accessible_resources": [
    "data/*.json",
    "data/versions/*.json",
    "content_scripts/detect.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{0ab1e90d-4c91-47d3-87fb-33581c0bf8f6}"
    }
  }
}