CLOUDSTACK-5986: Fix dnsmasq lease for VPC
(cherry picked from commit a253ff24682a7d405bfa8428a0833423bf19f9b9)

Signed-off-by: Animesh Chaturvedi <animesh@apache.org>
CLOUDSTACK-6231 allow for cidr list entry of more than 256 chars
(cherry picked from commit 454cac448d83b973d8cd337cf214b17e31828b93)

Signed-off-by: Animesh Chaturvedi <animesh@apache.org>
[CLOUDSTACK-6232] bridging allowed in isolated networks
(cherry picked from commit f78e7ae51f55da17ed5ba239f99457ee8bc7c4d8)

Signed-off-by: Animesh Chaturvedi <animesh@apache.org>
check-style: tabs to spaces(cherry picked from commit 0379dbb489b2502b8cf89583afd1a1f3baec93a3)

Signed-off-by: Animesh Chaturvedi <animesh@apache.org>
CLOUDSTACK-6232 allow expansion of ip on isolated networks as well
(cherry picked from commit edf97ac86c94741ae8964b640bdfc0234929c1e4)

Signed-off-by: Animesh Chaturvedi <animesh@apache.org>