#180 grabbers.UserAborted not defined

[Shaya Halim]

Using Version 2.23
When removing an active download (pressing the X while the enlosure is downloading) you get this error:
Traceback (most recent call last):
File "D:\Dev\SVN\Juice\juicereceiver\trunk\ipodder\core.py", line 376, in run
job = self)
File "D:\Dev\SVN\Juice\juicereceiver\trunk\ipodder\core.py", line 788, in download_enclosure
except grabbers.UserAborted:
AttributeError: 'module' object has no attribute 'UserAborted'

The exception class in the grabbers.py is commented out.