PDF > version 1.4 might not work in some cases.

```
What steps will reproduce the problem?
1. Using a PDF > version 1.4 that do not have the traditional xref table.

What is the expected output? What do you see instead?
The library should be able to read these new xrefs/objects.

```

Original issue reported on code.google.com by `helmwo@gmail.com` on 22 Nov 2009 at 9:27
