Special characters

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "version": "2.4",
  "name": "__MSG_extName__",
  "description": "__MSG_extDescription__",
  "icons": {
    "16": "images/icon_16.png",
    "48": "images/icon_48.png",
    "128": "images/icon_128.png"
  },
  "permissions": [
    "clipboardWrite",
    "contextMenus",
    "tabs"
  ],
  "default_locale": "en",
  "browser_action": {
    "default_icon": "images/icon_16.png",
    "default_title": "__MSG_extName__",
    "default_popup": "views/popup.html"
  },
  "background": {
    "page": "views/background.html"
  },
  "options_page": "views/options.html",
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "javascript/compiled/contentscript.min.js"
      ]
    }
  ]
}