YouTube Timestamps to Playlist

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "YouTube Timestamps to Playlist",
  "description": "This extension creates a playlist from time tags on a YouTube page",
  "version": "1.1",
  "icons": {
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "background": {
    "scripts": [
      "common.js",
      "background.js"
    ]
  },
  "page_action": {
    "default_icon": "icon48.png",
    "default_title": "Playlist",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.youtube.com/watch*"
      ],
      "js": [
        "common.js",
        "content-script.js"
      ]
    }
  ],
  "permissions": [
    "notifications"
  ]
}