cubicweb #1460072 add cubicweb xml datafeed parser to easily import content from another instance [resolved]

instead of using a pyro source.

We must be able to setup a similar environment as we currently have at logilab, but using datafeed sources instead (hence fixing setup and scalability problems)

prioritynormal
typeenhancement
done in3.11.0
load3.000
load left0.000
closed by<not specified>