key:
	finished - completed and tested
	done - done but untested
	check - started but not finished
	needed - not started at all


ExprGroup - finished
ExprPermission - finished
EffTimedPermission - finished
ExprPrefix - finished
ExprWeight - finished
ExprSuffix - finished
ExprParents - finished
ExprOption - finished
ExprUsers - finished
ExprDefault - finished