Offline extension introduces new dependence on lxml package
lxml should only be imported on worker
(from redmine: issue id 1290, created on 2013-03-01 by root, closed on 2014-04-24)
lxml should only be imported on worker
(from redmine: issue id 1290, created on 2013-03-01 by root, closed on 2014-04-24)