Multi tenancy support of NSX-T 2.4.0

[Dyanngg]

New parameters

• edge_cluster_name: now required as multiple edge clusters will be created.
• tenant_edge_clusters: spec for additional edge clusters.
• bgp_as_number: required for each T0 router.
• inter_tier0_network_ip(s): required for each T0 router.
• vlan_logical_switch_name: required for each T0 router as each may use distinct vlan ID.
• is_tanent: identify whether T0 router is shared or tenant.
• tenant_t0s: spec for tenant T0 routers.
• inter_t0_logical_switch section: define the inter-t0 network.
• nsx_t_ip_prefix_spec
• nsx_t_t0_bgp_spec
• nsx_t_ip_set_spec
• nsx_t_firewall_sections_spec
• nsx_t_edge_firewall_rules_spec

[vmwclabot]

@Dyanngg, you must sign every commit in this pull request acknowledging our Developer Certificate of Origin before your changes are merged. This can be done by adding Signed-off-by: John Doe <john.doe@email.org> to the last line of each Git commit message. The e-mail address used to sign must match the e-mail address of the Git author. Click here to view the Developer Certificate of Origin agreement.

• Commit 1ed09edf5792b6a491147c95361bc574b6c53d6a must be signed by yxd155@case.edu