Quantum PLUMgrid Plugin Support

The commit introduces devstack support for the Quantum PLUMgrid Plugin.

Change-Id: Idc4d97a65f9e7669075609aafe7ffc8286f0b94a
Implements: blueprint plumgrid-plugin
diff --git a/AUTHORS b/AUTHORS
index 35c0a52..718a760 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -13,6 +13,7 @@
 Devin Carlen <devin.carlen@gmail.com>
 Doug hellmann <doug.hellmann@dreamhost.com>
 Eddie Hebert <edhebert@gmail.com>
+Edgar Magana <emagana@gmail.com>
 Eoghan Glynn <eglynn@redhat.com>
 Eric Windisch <ewindisch@cloudscaling.com>
 Gabriel Hurley <gabriel@strikeawe.com>
diff --git a/lib/quantum_plugins/plumgrid b/lib/quantum_plugins/plumgrid
new file mode 100644
index 0000000..b49aa92
--- /dev/null
+++ b/lib/quantum_plugins/plumgrid
@@ -0,0 +1,37 @@
+# PLUMgrid Quantum Plugin
+# Edgar Magana emagana@plumgrid.com
+# ------------------------------------
+
+# Save trace settings
+MY_XTRACE=$(set +o | grep xtrace)
+set +o xtrace
+
+#source $TOP_DIR/lib/quantum_plugins/ovs_base
+
+function quantum_plugin_create_nova_conf() {
+
+    NOVA_VIF_DRIVER=${NOVA_VIF_DRIVER:-"nova.virt.libvirt.vif.LibvirtGenericVIFDriver"}
+}
+
+function quantum_plugin_setup_interface_driver() {
+    :
+}
+
+function quantum_plugin_configure_common() {
+    Q_PLUGIN_CONF_PATH=etc/quantum/plugins/plumgrid
+    Q_PLUGIN_CONF_FILENAME=plumgrid.ini
+    Q_DB_NAME="plumgrid_quantum"
+    Q_PLUGIN_CLASS="quantum.plugins.plumgrid.plumgrid_nos_plugin.plumgrid_plugin.QuantumPluginPLUMgridV2"
+}
+
+function quantum_plugin_configure_service() {
+    iniset /$Q_PLUGIN_CONF_FILE PLUMgridNOS nos_server localhost
+    iniset /$Q_PLUGIN_CONF_FILE PLUMgridNOS nos_server_port 7766
+}
+
+function quantum_plugin_configure_debug_command() {
+    :
+}
+
+# Restore xtrace
+$MY_XTRACE