multi history viewer

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "multi history viewer",
  "version": "0.1",
  "manifest_version": 2,
  "description": "multi history viewer",
  "permissions": [
    "history"
  ],
  "browser_action": {
    "default_title": "history",
    "default_popup": "popup/popup.html"
  },
  "chrome_url_overrides": {
    "history": "popup/popup.html"
  }
}