Pic info

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Pic info",
  "description": "Gives a detailed info about the image like URL, alt text, file size and dimension",
  "version": "1.5",
  "icons": {
    "16": "img/icon.png",
    "32": "img/icon-32.png",
    "48": "img/icon-48.png",
    "128": "img/icon-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/jquery.min.js",
        "js/content.js"
      ],
      "css": [
        "css/style.css"
      ]
    }
  ],
  "background": {
    "persistent": false,
    "scripts": [
      "js/image.js"
    ]
  },
  "browser_action": {
    "default_icon": "img/icon.png",
    "default_title": "Pic info"
  },
  "content_security_policy": "script-src 'self' https://ssl.google-analytics.com; object-src 'self'",
  "permissions": [
    "tabs",
    "activeTab",
    "<all_urls>"
  ]
}