Add network segment range command object in support of network segment
range management.

This patch set includes documentation, unit tests and functional tests
(currently skipped unit network segment range enabled in Neutron by
default) for the following new commands:
  - "os network segment range create"
  - "os network segment range delete"
  - "os network segment range list"
  - "os network segment range set"
  - "os network segment range show"

Co-authored-by: Allain Legacy <Allain.legacy@windriver.com>

[depends on removed by dtroyer as those are all +W and 
trying to pass the gate, OSC has it's freeze dealine looming]
 Depends: https://review.openstack.org/624708
 Depends: https://review.openstack.org/624709
 Depends: https://review.openstack.org/638386

Partially-implements: blueprint network-segment-range-management
Change-Id: I335692f2db5be07c1c164f09b13f1abb80b7ba33

With passing "--detail" argument to "openstack quota list", details
about current usage should be returned.
It is currently supported by Nova and Neutron so details of
resources from those projects can be returned.

Change-Id: I48fda15b34283bb7c66ea18ed28262f48b9229fe
Related-Bug: #1716043

Add options to enable/disable uplink status propagation on creating
a neutron port.

Related patches:
* neutron: https://review.openstack.org/#/c/571899/
* openstacksdk: https://review.openstack.org/#/c/586687/

Depends-On: https://review.openstack.org/#/c/586687/
Change-Id: I095a98fc5f5aee62d979a16b3cd79d91ec3b9ddb
Related-Bug: #1722720

Change-Id: Icccb23429913724c6a8bd15d4737672b47a5f13a
Closes-Bug: #1750983

Add "dns-domain" parameter to Network class. Also check
backend extensions and send an error message in case of
an argument (like dns-domain) is sent and the extension is
missing (dns-integration in this case).

Change-Id: I7303658c27d9b9f2d8381ccea0b29e96909cab54
Closes-Bug: 1633214
Partial-Bug: 1547736

Change-Id: I7a500a4ff6cec2442b4050df26c0b017d9f71903
Closes-Bug: #1750985