xlsx format

```


What is the expected output? What do you see instead?
I need to read .xlsx with this library, should be possible?

What version of the product are you using? On what operating system?
Windows 7 o later

Please provide any additional information below.


Thanks
```

Original issue reported on code.google.com by `veronika...@gmail.com` on 7 May 2015 at 1:19
