Slack - Windows tray notifier companion

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Slack - Windows tray notifier companion",
  "version": "3.0",
  "manifest_version": 2,
  "description": "Passes Slack notifications to a Windows tray application (must be installed seperately).",
  "author": "Vitaly Belman",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "scripts": [
      "src/lib/q.js",
      "src/lib/lodash.min.js",
      "src/bg/background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_icon": "icons/icon19.png",
    "default_title": "browser action demo"
  },
  "permissions": [
    "tabs",
    "notifications",
    "https://*/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://*.slack.com/*"
      ],
      "js": [
        "src/lib/q.js",
        "src/lib/lodash.min.js",
        "src/inject/inject.js"
      ],
      "css": [
        "src/inject/windows-tray.css"
      ]
    }
  ]
}