Examine source code of ExCiter

{
  "manifest_version": 2,
  "name": "ExCiter",
  "version": "3.0.5",
  "description": "Extracts citations by deleting unwanted bracketed citations and parentheses",
  "icons": {
    "30": "icons/nocitation.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "remove.js"
      ]
    }
  ],
  "permissions": [
    "storage",
    "activeTab",
    "scripting",
    "tabs"
  ],
  "options_ui": {
    "page": "options.html",
    "browser_style": true
  },
  "browser_action": {
    "default_icon": "icons/nocitation.png",
    "default_title": "Citation Remover",
    "default_popup": "popup/popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{dc49f843-ef3d-477d-a112-bbabdc50acb7}"
    }
  }
}