Examine source code of Hotot+

{
  "applications": {
    "gecko": {
      "id": "hototplus@redsquirrel87.com",
      "strict_min_version": "45.0"
    }
  },
  "author": "Red Squirrel",
  "background": {
    "page": "background.html"
  },
  "browser_action": {
    "default_icon": "image/ic24_hotot.png",
    "default_title": "__MSG_hotot_goto__"
  },
  "default_locale": "en",
  "description": "__MSG_hotot_description__",
  "homepage_url": "http://www.redsquirrel87.com/Hotot+.php",
  "icons": {
    "16": "image/ic16_hotot.png",
    "24": "image/ic24_hotot.png",
    "48": "image/ic48_hotot.png",
    "64": "image/ic64_hotot.png",
    "128": "image/ic128_hotot.png"
  },
  "manifest_version": 2,
  "minimum_chrome_version": "40",
  "name": "Hotot+",
  "permissions": [
    "contextMenus",
    "tabs",
    "notifications",
    "storage",
    "*://*/*"
  ],
  "short_name": "Hotot+",
  "version": "12resigned1"
}