Add Cisco FWSM detection

ChangeLog

@@ -2,6 +2,7 @@ SNMP::Info - Friendly OO-style interface to Network devices using SNMP.
 ChangeLog $Id$
 
 version 2.01 ()
+    + Added Cisco FWSM to L3::Cisco
     + [2020353] Added L3::Altiga for Cisco (Altiga) VPN3000 Concentrators
                 (Jeroen van Ingen)
     * Updated test_class.pl for better debug info and relative path

Info.pm

@@ -1422,6 +1422,11 @@ sub device_type {
         # Cisco ASA
         $objtype = 'SNMP::Info::Layer3::Cisco'
             if ( $desc =~ /Cisco Adaptive Security Appliance/i );
+
+        # Cisco FWSM
+        $objtype = 'SNMP::Info::Layer3::Cisco'
+            if ( $desc =~ /Cisco Firewall Services Module/i );
+
     }
 
     return $objtype;