packaging: provide ovirt-engine-jboss-as

provides a jboss setup in /usr/share/ovirt-engine-jboss-as
to be used by ovirt-engine where jboss-as 7 is not available

Change-Id: Ic03bed93b046889b4f17065e6247e871da094fc0
Related-To: https://bugzilla.redhat.com/1055604
Signed-off-by: Sandro Bonazzola <sbonazzo@redhat.com>