STYLE: readOnProc/writeOnProc instead of 'valid' for IO

applications/test/IOField/Test-IOField.C

...ities/miscellaneous/foamFormatConvert/foamFormatConvert.C

...ng/redistributePar/unmappedPassivePositionParticleCloud.H

src/OpenFOAM/db/IOobjects/CompactIOField/CompactIOField.C

src/OpenFOAM/db/IOobjects/CompactIOField/CompactIOField.H

src/OpenFOAM/db/IOobjects/CompactIOList/CompactIOList.C

src/OpenFOAM/db/IOobjects/CompactIOList/CompactIOList.H

src/OpenFOAM/db/IOobjects/IOField/IOField.C

src/OpenFOAM/db/IOobjects/IOField/IOField.H

...AM/db/IOobjects/decomposedBlockData/decomposedBlockData.C

...AM/db/IOobjects/decomposedBlockData/decomposedBlockData.H

src/OpenFOAM/db/IOstreams/Fstreams/masterOFstream.C

src/OpenFOAM/db/IOstreams/Fstreams/masterOFstream.H

src/OpenFOAM/db/Time/Time.H

src/OpenFOAM/db/Time/TimeIO.C

src/OpenFOAM/db/objectRegistry/objectRegistry.C

src/OpenFOAM/db/objectRegistry/objectRegistry.H

src/OpenFOAM/db/regIOobject/regIOobject.H

src/OpenFOAM/db/regIOobject/regIOobjectRead.C

src/OpenFOAM/db/regIOobject/regIOobjectWrite.C