[Devmon] graphing sentry CDU temps

[crankshaft <cra...@oc...>]

Sorry just remembered the rest of the .rrd generator in 
message (after reading Jeremy's post):

<!-- DEVMON RRD : temperature 0 0
DS:TempValue:temperature(.*):GAUGE:600:0:U
temperature {TempValue}
-->

Regards,

Geoff