engine: Add OpenStack Network dependency
engine: Add OpenStack Network dependency

Added dependency on OpenStack Java SDK for communicating with OpenStack
Network servers.

Change-Id: I5ad2cbb5e7ffc14b4847ffb601148f55ddb6589d
Signed-off-by: Mike Kolesnik <c6947eedc1b0e500810c3b3db45e5f4633b0ea7d@redhat.com>

yingyun001/ovirt-engine,eayun/ovirt-engine,OpenUniversity/ovirt-engine,eayun/ovirt-engine,yapengsong/ovirt-engine,walteryang47/ovirt-engine,yingyun001/ovirt-engine,halober/ovirt-engine,eayun/ovirt-engine,eayun/ovirt-engine,yapengsong/ovirt-engine,yapengsong/ovirt-engine,OpenUniversity/ovirt-engine,yingyun001/ovirt-engine,zerodengxinchao/ovirt-engine,OpenUniversity/ovirt-engine,halober/ovirt-engine,OpenUniversity/ovirt-engine,walteryang47/ovirt-engine,yapengsong/ovirt-engine,walteryang47/ovirt-engine,zerodengxinchao/ovirt-engine,OpenUniversity/ovirt-engine,yingyun001/ovirt-engine,walteryang47/ovirt-engine,halober/ovirt-engine,walteryang47/ovirt-engine,zerodengxinchao/ovirt-engine,yapengsong/ovirt-engine,yingyun001/ovirt-engine,eayun/ovirt-engine,zerodengxinchao/ovirt-engine,halober/ovirt-engine,zerodengxinchao/ovirt-engine