### Please describe the problem.

git annex importfeed fails

### What steps will reproduce the  problem?

git annex importfeed http://www.tatw.co.uk/podcast.xml

### On what operating system?

Ubuntu 12.04, the prebuilt linux tarball

[[!format sh """
$ git annex version
git-annex version: 4.20130922-g7dc188a
build flags: Assistant Webapp Pairing Testsuite S3 WebDAV Inotify DBus XMPP Feeds Quvi
local repository version: 3
default repository version: 3
supported repository versions: 3 4
upgrade supported from repository versions: 0 1 2
"""]]


### Please provide any additional information below.

[[!format sh """
# If you can, paste a complete transcript of the problem occurring here.
# If the problem is with the git-annex assistant, paste in .git/annex/daemon.log

$ git annex importfeed http://www.tatw.co.uk/podcast.xml
(checking known urls...)
(Recording state in git...)
importfeed http://www.tatw.co.uk/podcast.xml
--2013-09-27 12:16:09--  http://www.tatw.co.uk/podcast.xml
Résolution de www.tatw.co.uk (www.tatw.co.uk)... 88.190.26.130
Connexion vers www.tatw.co.uk (www.tatw.co.uk)|88.190.26.130|:80... connecté.
requête HTTP transmise, en attente de la réponse... 200 OK
Longueur: 41267 (40K) [application/xml]
Sauvegarde en : «/tmp/user/2166/feed10670»

100%[==========================================================================>] 41 267      81,6K/s   ds 0,5s

2013-09-27 12:16:10 (81,6 KB/s) - «/tmp/user/2166/feed10670» sauvegardé [41267/41267]

addurl Above___Beyond__Group_Therapy/_001_Group_Therapy_Radio_with_Above___Beyond (downloading  ...)
failed
addurl Above___Beyond__Group_Therapy/_002_Group_Therapy_Radio_with_Above___Beyond (downloading  ...)
failed
addurl Above___Beyond__Group_Therapy/_003_Group_Therapy_Radio_with_Above___Beyond (downloading  ...)
failed
addurl Above___Beyond__Group_Therapy/_004_Group_Therapy_Radio_with_Above___Beyond (downloading  ...)
failed

etc


# End of transcript or log.
"""]]

> This is a bug in the feed library: <https://github.com/sof/feed/issues/7>  
> And already fixed upstream this morning, so if you need the fix 
> immediately, build with cabal. Otherwise fix will percolate out to
> builds eventually.
> [[done]] --[[Joey]] 
