Refresh for Twitter

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "background": {
    "page": "background.html"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "reload.js"
      ],
      "matches": [
        "http://twitter.com/*",
        "https://twitter.com/*"
      ],
      "run_at": "document_idle"
    }
  ],
  "description": "Refresh the Timeline automatically when there are new tweets.",
  "icons": {
    "48": "images/twitter.png",
    "128": "images/twitter.png"
  },
  "manifest_version": 2,
  "name": "Refresh for Twitter",
  "permissions": [
    "http://twitter.com/",
    "https://twitter.com/"
  ],
  "version": "3.0.1",
  "web_accessible_resources": [
    "reload.js"
  ]
}