packaging: setup: config engine to access reports

Instead of updating vdc_options as was done before, write a conf file on
the engine side that will let the engine access reports.

Moved writing reports.conf to jasper deploy.

Requires http://gerrit.ovirt.org/33023 .

Bug-Url: https://bugzilla.redhat.com/1144079
Change-Id: I4b7ea55fc0c8204a88edf39c055c2bb2d53d6dde
Signed-off-by: Yedidyah Bar David <didi@redhat.com>