Neat Messages for Gmail

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Neat Messages for Gmail",
  "version": "2.0.2",
  "author": "Hristiyan Dodov",
  "description": "Improves the readibility of plain text Gmail messages by putting them in a neat container.",
  "icons": {
    "16": "img/icon-16.png",
    "48": "img/icon-48.png",
    "128": "img/icon-128.png"
  },
  "permissions": [
    "storage"
  ],
  "browser_action": {
    "default_icon": "img/icon-16.png",
    "default_popup": "popup/index.html"
  },
  "options_page": "options/index.html",
  "content_scripts": [
    {
      "run_at": "document_end",
      "css": [
        "css/style.css"
      ],
      "js": [
        "js/script.js"
      ],
      "matches": [
        "http://mail.google.com/*",
        "https://mail.google.com/*"
      ]
    }
  ]
}