Modules under here should _NEVER_ generate configs with:
	Target
		datadir
		rrd-poll-interval
		rrd-datafile
		ranges
		default-ranges
	Range *
	RRA *

Modules _MUST_ generate configs with:
	OID *
	Datasource
		rrd-ds-type
		ds
	Target
		snmp-host
		snmp-community
		snmp-port
		snmp  (%snmp-community%@%snmp-host%:%snmp-port%)
		inst

Modules are _RECOMMENDED_ to generate configs with:
	Datasource
		view
		desc
	Graph
		legend
		units
		y-axis
	Target --default--
		directory-desc
	Target
		display-name
		order
		short-desc