[ACS41][Patch Request]CLOUDSTACK-1218: Use the first IP in the first vlan range for VR in shared network

[Sheng Yang]

Already checked in MASTER.

commit 98291d043de47ef6c999907aca3d1d31464f6a87
Author: Sheng Yang <sheng.y...@citrix.com>
Date:   Wed Mar 13 17:02:19 2013 -0700

    CLOUDSTACK-1218: Use the first IP in the first vlan range for VR
in shared network

Thanks!

--Sheng