regIOobject → IOstreams Relation

File in src/OpenFOAM/db/regIOobject	Includes file in src/OpenFOAM/db/IOstreams
regIOobjectRead.C	Fstreams / IFstream.H
regIOobjectRead.C	Pstreams / Pstream.H
regIOobjectWrite.C	Fstreams / OFstream.H