Read the table for the PVTO and provide convenient access to it.
Read full tables from keywords like PVTO.
The data for these keywords can be considered a 2D table: The outer one is a multi-record table for a given state, the inner one is a normal table which extends this state. For the PVTO keyword, the outer table represents the gas dissolution factor, pressure, volume factor and viscosity at the oil's saturation point, the inner table is the pressure, volume factor and viscosity of untersaturated oil with the same gas dissolution factor.
References Opm::FullTable< OuterTable, InnerTable >::m_innerTables, and Opm::FullTable< OuterTable, InnerTable >::m_outerTable.