Add CTLTYPE_QUAD to the list of types for which we don't want an empty value.  All the other numeric types are doing it . . .
Add CTLTYPE_QUAD to the list of types for which we don't want an empty
value.  All the other numeric types are doing it . . .

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase