rpdb2's import override results in: __import__() argument 1 must be string, not DictConfigurator

```
As per: http://bugs.python.org/issue12718, rpdb2/winpdb are not compatible with 
python >= 2.7 logging module.

```

Original issue reported on code.google.com by `alessand...@gmail.com` on 14 Feb 2013 at 3:23
