CLOUDSTACK-3753: UI > Infrastructure > zone > physical network > Guest > remove Add VLAN Range action since VLAN Range(s) is editable through Edit action.
CLOUDSTACK-4002: [Upgrade][2.2.16 to 4.2] After upgrade creation of
volume from a snapshot which was existing before upgrade, fails with NPE
CLOUDSTACK-3979: fix deleta.snapshot.max issue