Merge branch 'release/0.82.4' into develop
Be sure gevent is installed.
Makefile target for easy worker instanciation if I need manual ones.
caml down the worker net, it seems to suffer a little.
review an old check method for reldb.
URL love: move split_url() and the feedsportal cleaner to base.utils.http. Make the feedsportal cleaner lighter and not depend on the content.
Avoid overflowing the refresh queue with down feeds.
version bump for 0.82.5.
Merge branch 'release/0.82.5'