Neutron config-ref update

Import new configuration options.

Add the ml2_mlnx table for the Mellanox ML2 mechanism.

Change-Id: Ieda52223360ac452a9741894e2a4f505d9c33a71
Closes-Bug: #1297827

tools/autogenerate-config-flagmappings/neutron.flagmappings

@@ -227,13 +227,13 @@ CISCO_N1K/tunnel_bridge cisco
 CISCO_N1K/vxlan_id_ranges cisco
 CISCO_PLUGINS/nexus_plugin cisco
 CISCO_PLUGINS/vswitch_plugin cisco
-ESWITCH/apply_profile_patch mlnx
+ESWITCH/apply_profile_patch ml2_mlnx
 ESWITCH/backoff_rate mlnx
 ESWITCH/daemon_endpoint mlnx
 ESWITCH/physical_interface_mappings mlnx
 ESWITCH/request_timeout mlnx
 ESWITCH/retries vmware
-ESWITCH/vnic_type mlnx
+ESWITCH/vnic_type ml2_mlnx
 HYPERV/network_vlan_ranges hyperv_agent
 HYPERV/tenant_network_type hyperv_agent
 LINUX_BRIDGE/physical_interface_mappings linuxbridge_agent
@@ -276,6 +276,7 @@ NSX/max_lp_per_bridged_ls vmware
 NSX/max_lp_per_overlay_ls vmware
 NSX/metadata_mode vmware
 NSX/nsx_gen_timeout vmware
+NSX/replication_mode vmware
 NSX_DHCP/default_lease_time vmware
 NSX_DHCP/domain_name vmware
 NSX_DHCP/extra_domain_name_servers vmware
@@ -294,6 +295,7 @@ OFC/driver nec
 OFC/enable_packet_filter nec
 OFC/host nec
 OFC/key_file nec
+OFC/path_prefix nec
 OFC/port nec
 OFC/use_ssl nec
 OVS/bridge_mappings openvswitch_agent
@@ -388,6 +390,7 @@ SDNVE/userid sdnve
 SDNVE_AGENT/polling_interval sdnve
 SDNVE_AGENT/root_helper sdnve
 SDNVE_AGENT/rpc sdnve
+SECURITYGROUP/enable_security_group securitygroups
 SECURITYGROUP/firewall_driver securitygroups
 SWITCH/address brocade
 SWITCH/ostype brocade