add shebang lines to all lib files

With gerrit 2.8, and the new change screen, this will trigger syntax
highlighting in gerrit. Thus making reviewing code a lot nicer.

Change-Id: Id238748417ffab53e02d59413dba66f61e724383
diff --git a/lib/neutron_plugins/bigswitch_floodlight b/lib/neutron_plugins/bigswitch_floodlight
index 9e84f2e..4166131 100644
--- a/lib/neutron_plugins/bigswitch_floodlight
+++ b/lib/neutron_plugins/bigswitch_floodlight
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neuton Big Switch/FloodLight plugin
 # ------------------------------------
 
diff --git a/lib/neutron_plugins/brocade b/lib/neutron_plugins/brocade
index 511fb71..b8166d9 100644
--- a/lib/neutron_plugins/brocade
+++ b/lib/neutron_plugins/brocade
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Brocade Neutron Plugin
 # ----------------------
 
diff --git a/lib/neutron_plugins/cisco b/lib/neutron_plugins/cisco
index 95e0ab3..b067aa6 100644
--- a/lib/neutron_plugins/cisco
+++ b/lib/neutron_plugins/cisco
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron Cisco plugin
 # ---------------------------
 
diff --git a/lib/neutron_plugins/embrane b/lib/neutron_plugins/embrane
index 7dafdc0..6b4819e 100644
--- a/lib/neutron_plugins/embrane
+++ b/lib/neutron_plugins/embrane
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron Embrane plugin
 # ---------------------------
 
diff --git a/lib/neutron_plugins/ibm b/lib/neutron_plugins/ibm
index 39b0040..3660a9f 100644
--- a/lib/neutron_plugins/ibm
+++ b/lib/neutron_plugins/ibm
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron IBM SDN-VE plugin
 # ---------------------------
 
diff --git a/lib/neutron_plugins/linuxbridge_agent b/lib/neutron_plugins/linuxbridge_agent
index 2638dd3..ec17c01 100644
--- a/lib/neutron_plugins/linuxbridge_agent
+++ b/lib/neutron_plugins/linuxbridge_agent
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron Linux Bridge L2 agent
 # -----------------------------
 
diff --git a/lib/neutron_plugins/midonet b/lib/neutron_plugins/midonet
index 6ccd502..eb27ed6 100644
--- a/lib/neutron_plugins/midonet
+++ b/lib/neutron_plugins/midonet
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron MidoNet plugin
 # ----------------------
 
diff --git a/lib/neutron_plugins/ml2 b/lib/neutron_plugins/ml2
index f9a9774..e3b2c4d 100644
--- a/lib/neutron_plugins/ml2
+++ b/lib/neutron_plugins/ml2
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron Modular Layer 2 plugin
 # ------------------------------
 
diff --git a/lib/neutron_plugins/nec b/lib/neutron_plugins/nec
index f8d98c3..3b1a257 100644
--- a/lib/neutron_plugins/nec
+++ b/lib/neutron_plugins/nec
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron NEC OpenFlow plugin
 # ---------------------------
 
diff --git a/lib/neutron_plugins/nuage b/lib/neutron_plugins/nuage
index 70de8fa..7bce233 100644
--- a/lib/neutron_plugins/nuage
+++ b/lib/neutron_plugins/nuage
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Nuage Neutron Plugin
 # ----------------------
 
diff --git a/lib/neutron_plugins/ofagent_agent b/lib/neutron_plugins/ofagent_agent
index 90b37f1..915badc 100644
--- a/lib/neutron_plugins/ofagent_agent
+++ b/lib/neutron_plugins/ofagent_agent
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # OpenFlow Agent plugin
 # ----------------------
 
diff --git a/lib/neutron_plugins/oneconvergence b/lib/neutron_plugins/oneconvergence
index 4fd8c7c..48a368a 100644
--- a/lib/neutron_plugins/oneconvergence
+++ b/lib/neutron_plugins/oneconvergence
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron One Convergence plugin
 # ------------------------------
 
diff --git a/lib/neutron_plugins/openvswitch b/lib/neutron_plugins/openvswitch
index 3b6567c..891ab49 100644
--- a/lib/neutron_plugins/openvswitch
+++ b/lib/neutron_plugins/openvswitch
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Common code used by cisco and embrane plugins
 # ---------------------------------------------
 
diff --git a/lib/neutron_plugins/openvswitch_agent b/lib/neutron_plugins/openvswitch_agent
index e1a6f4a..2ab61b0 100644
--- a/lib/neutron_plugins/openvswitch_agent
+++ b/lib/neutron_plugins/openvswitch_agent
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron Open vSwitch L2 agent
 # -----------------------------
 
diff --git a/lib/neutron_plugins/ovs_base b/lib/neutron_plugins/ovs_base
index 07aa7cc..cde5298 100644
--- a/lib/neutron_plugins/ovs_base
+++ b/lib/neutron_plugins/ovs_base
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # common functions for ovs based plugin
 # -------------------------------------
 
diff --git a/lib/neutron_plugins/plumgrid b/lib/neutron_plugins/plumgrid
index 7950ac0..0d711fe 100644
--- a/lib/neutron_plugins/plumgrid
+++ b/lib/neutron_plugins/plumgrid
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # PLUMgrid Neutron Plugin
 # Edgar Magana emagana@plumgrid.com
 # ------------------------------------
diff --git a/lib/neutron_plugins/vmware_nsx b/lib/neutron_plugins/vmware_nsx
index f4eb82d..4cbedd6 100644
--- a/lib/neutron_plugins/vmware_nsx
+++ b/lib/neutron_plugins/vmware_nsx
@@ -1,3 +1,5 @@
+#!/bin/bash
+#
 # Neutron VMware NSX plugin
 # -------------------------