node-modules/diff-buf — pull request #1 by fengmk2 (2014-04-04 14:54:52+00:00)
Title: buffer toJSON change on node 0.11+

http://nodejs.org/docs/v0.11.12/api/buffer.html#buffer_buf_tojson

```js
console.log(json);
// '{"type":"Buffer","data":[116,101,115,116]}'
```