STYLE: use brace constructors for Foam::zero and Foam::one

...tions/utilities/mesh/manipulation/subsetMesh/subsetMesh.C

...essing/dataConversion/foamToVTK/convertProcessorPatches.H

...Processing/dataConversion/foamToVTK/convertVolumeFields.H

...Processing/PDRsetFields/pdrFields/obstacles/PDRobstacle.C

...ilities/preProcessing/changeDictionary/changeDictionary.C

src/OpenFOAM/db/Time/timeSelector.C

...nFOAM/meshes/polyMesh/polyBoundaryMesh/polyBoundaryMesh.C

src/finiteArea/faMesh/faBoundaryMesh/faBoundaryMesh.C

...teInletVelocity/flowRateInletVelocityFvPatchVectorField.C

...OutletVelocity/flowRateOutletVelocityFvPatchVectorField.C

...elocity/matchedFlowRateOutletVelocityFvPatchVectorField.C

src/functionObjects/field/externalCoupled/externalCoupled.C

src/functionObjects/utilities/vtkWrite/vtkWrite.C

src/mesh/blockMesh/PDRblockMesh/PDRblock.C

src/meshTools/edgeMesh/extendedEdgeMesh/extendedEdgeMesh.C

...hTools/searchableSurfaces/searchableDisk/searchableDisk.H

src/meshTools/sets/cellSources/boxToCell/boxToCell.C

src/meshTools/sets/cellSources/cellToCell/cellToCell.C

src/meshTools/sets/cellSources/faceToCell/faceToCell.C

...eshTools/sets/cellSources/faceZoneToCell/faceZoneToCell.C