Mute Button for Google+

manifest.json

{
  "update_url": "http://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Mute Button for Google+",
  "description": "One-click mute buttons for posts on Google+ (Google Plus)",
  "version": "0.0.3",
  "options_page": "options.html",
  "permissions": [
    "http://plus.google.com/*",
    "https://plus.google.com/*"
  ],
  "icons": {
    "16": "icon_16.png",
    "48": "icon_48.png",
    "128": "icon_128.png"
  },
  "content_scripts": [
    {
      "js": [
        "includes/jquery.js",
        "includes/userscript.user.js"
      ],
      "matches": [
        "http://plus.google.com/*",
        "https://plus.google.com/*"
      ],
      "run_at": "document_end"
    }
  ]
}