IBM NOS Support

Basic device support for a few IBM NOS devices.
Will add more as i get access to more devices.

includes/discovery/os/ibmnos.inc.php

@@ -0,0 +1,25 @@
+<?php
+/*
+* LibreNMS IBM NOS information module
+*
+* Copyright (c) 2015 Søren Friis Rosiak <sorenrosiak@gmail.com>
+* This program is free software: you can redistribute it and/or modify it
+* under the terms of the GNU General Public License as published by the
+* Free Software Foundation, either version 3 of the License, or (at your
+* option) any later version.  Please see LICENSE.txt at the top level of
+* the source code distribution for details.
+*/
+
+if (!$os)
+	{
+	if (stristr($sysDescr, "IBM Networking Operating System"))
+		{
+		$os = "ibmnos";
+		}
+	elseif (stristr($sysDescr, "IBM Flex System Fabric"))
+		{
+		$os = "ibmnos";
+		}
+	}
+
+?>