View source for Xymon file monitoring

* should get xymon to detect presence of printer and mount points:

Printer might be visible here:

<pre>
root@weasel:/sys/bus/usb/devices# grep "" */product
2-2/product:Go! Temp ver 1.53
2-8.2/product:hp LaserJet 1160 series
2-8.3/product:Kensington U+P Keyboard
2-8.4/product:Microsoft 3-Button Mouse with IntelliEye(TM)
</pre>

Mounts can be seen in /proc/mounts

Also should get devices in /proc/scsi/scsi

And check for drobo