Cloudstack-2622 createipAlias.sh/deleteipAliash.sh should not be allowed with Isolated Guest Networks

Signed-off-by: Abhinandan Prateek <aprateek@apache.org>
CLOUDSTACK-3215 Logs in the Software router are not being rotated
CLOUDSTACK-3877 Unable to Resize Volume (kvm, vmware)
CLOUDSTACK-3846 usage event is not generated for volume resize