Reddit: Remember seen links, open all unseen

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "description": "Remembers which links on Reddit you've seen (even if your browser history don't) and can open all unseen in new tabs.",
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "name": "Reddit: Remember seen links, open all unseen",
  "permissions": [
    "http://reddit.com/*",
    "storage"
  ],
  "options_page": "options.html",
  "icons": {
    "16": "16.png",
    "48": "48.png",
    "128": "128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*.reddit.com/*"
      ],
      "js": [
        "jquery.js",
        "main.js"
      ],
      "run_at": "document_start",
      "css": [
        "main.css"
      ]
    }
  ],
  "manifest_version": 2,
  "version": "1.0.1"
}