Examine source code of gallivant

{
  "manifest_version": 2,
  "name": "gallivant",
  "version": "0.1.0",
  "description": "Search All The Engines, With One Keystroke",
  "background": {
    "persistent": false,
    "page": "background.html"
  },
  "content_scripts": [
    {
      "js": [
        "src/contentScript/main.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "browser_action": {
    "default_icon": "icon-512.png"
  },
  "options_ui": {
    "page": "src/options/index.html",
    "chrome_style": false,
    "open_in_tab": true
  },
  "icons": {
    "16": "icon-16.png",
    "48": "icon-48.png",
    "512": "icon-512.png"
  },
  "permissions": [
    "tabs",
    "storage",
    "activeTab",
    "http://*/",
    "https://*/",
    "downloads"
  ],
  "commands": {
    "search": {
      "suggested_key": {
        "default": "Ctrl+Alt+G",
        "mac": "MacCtrl+G",
        "windows": "Ctrl+Alt+G"
      },
      "description": "Search existing websites"
    }
  },
  "web_accessible_resources": [
    "src/search/index.html",
    "assets/src/contentScript/main.e8c1ba4f.js",
    "assets/browser-polyfill.2e94d6a1.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{1f4ba778-5d2d-4298-9f5b-3239fb074a2e}"
    }
  }
}