OneTabPlus

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "OneTabPlus",
  "description": "Do away with so many tabs...",
  "version": "1.0.1",
  "background": {
    "scripts": [
      "jquery-3.1.1.min.js",
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Click to collapse all tabs into one!",
    "default_icon": "icon_0.png"
  },
  "options_page": "options.html",
  "permissions": [
    "tabs",
    "storage"
  ],
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
  "manifest_version": 2
}