Simple Auto Refresh

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Simple Auto Refresh",
  "version": "1.0.3",
  "description": "lean extension to refresh websites after timeout. manage tabs refresh intervals inside option page. User interaction resets interval",
  "permissions": [
    "declarativeContent",
    "storage",
    "alarms",
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "options_page": "options.html",
  "page_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/ic_refresh_24px.png",
      "24": "images/ic_refresh_24px.png",
      "32": "images/ic_refresh_24px.png",
      "48": "images/ic_refresh_24px.png",
      "128": "images/ic_refresh_24px.png"
    }
  },
  "icons": {
    "16": "images/ic_refresh_24px.png",
    "24": "images/ic_refresh_24px.png",
    "32": "images/ic_refresh_24px.png",
    "48": "images/ic_refresh_24px.png",
    "128": "images/ic_refresh_24px.png"
  },
  "manifest_version": 2
}