Port to the new libnfc API

```
The new API has been introduced in libnfc 1.6.0-rc1


```

Original issue reported on code.google.com by `ludovic....@gmail.com` on 8 Sep 2012 at 3:16

Attachments:
- [0001-Port-to-the-new-libnfc-API.patch](https://storage.googleapis.com/google-code-attachments/readnfccc/issue-4/comment-0/0001-Port-to-the-new-libnfc-API.patch)
