What The Hash?

manifest.json

{
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  "manifest_version": 2,
  "name": "What The Hash?",
  "version": "1.0",
  "description": "Find out #wtf everyone is saying",
  "icons": {
    "16": "16.png",
    "32": "32.png",
    "48": "48.png",
    "96": "96.png",
    "128": "128.png",
    "256": "256.png"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "explained.js"
      ]
    }
  ],
  "background": {
    "page": "background.html",
    "js": [
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      "background.js"
    ]
  },
  "permissions": [
    "http://api.tagdef.com/*",
    "storage"
  ]
}