Use neutron security groups in BigSwitch plugin

Configures the Big Switch third-party plugin to
use neutron security groups instead of nova
security groups.

Change-Id: I6bc3046ff0e70b8288a7c3f3d6f975376adc081a
Implements: blueprint bigswitch-neutron-security
diff --git a/lib/neutron_plugins/bigswitch_floodlight b/lib/neutron_plugins/bigswitch_floodlight
index 4cb0da8..b1b77d7 100644
--- a/lib/neutron_plugins/bigswitch_floodlight
+++ b/lib/neutron_plugins/bigswitch_floodlight
@@ -38,7 +38,12 @@
 }
 
 function neutron_plugin_configure_plugin_agent {
-    :
+    # Set up integration bridge
+    _neutron_ovs_base_setup_bridge $OVS_BRIDGE
+    iniset /$Q_PLUGIN_CONF_FILE restproxyagent integration_bridge $OVS_BRIDGE
+    AGENT_BINARY="$NEUTRON_DIR/neutron/plugins/bigswitch/agent/restproxy_agent.py"
+
+    _neutron_ovs_base_configure_firewall_driver
 }
 
 function neutron_plugin_configure_service {
@@ -61,7 +66,7 @@
 
 function has_neutron_plugin_security_group {
     # 1 means False here
-    return 1
+    return 0
 }
 
 function neutron_plugin_check_adv_test_requirements {