I'm getting a Traceback here:

```
[gittip] $ honcho run -e defaults.env,local.env ./env/bin/python branch.py
Traceback (most recent call last):
  File "branch.py", line 47, in <module>
    main()
  File "branch.py", line 39, in main
    payload['values'] = { event.__dict__.keys()[-1]: event[-1] }
AttributeError: 'Record' object has no attribute '__dict__'
[gittip] $
```