Vimeo Embedding Issue

```
What steps will reproduce the problem?
1. Paste a Vimeo URL between {% oembed %}{% endoembed %}
2. Example: http://www.vimeo.com/4635095
3.

What is the expected output? What do you see instead?
This should work correctly, no? Right now, I'm seeing text.

What version of the product are you using? On what operating system?
Latest django-oembed. Mac, Python 2.5 Django 1.0

Please provide any additional information below.
I'm using a CharField in my template between the oembed tags called:
{{ object.embed_url }}

```

Original issue reported on code.google.com by `peter.es...@gmail.com` on 1 Jul 2009 at 8:05