cosmetics - adjust copyright dates

applications/solvers/incompressible/pimpleFoam/pimpleFoam.C

...ons/utilities/mesh/conversion/polyDualMesh/meshDualiser.C

...ons/utilities/mesh/conversion/polyDualMesh/meshDualiser.H

.../utilities/mesh/conversion/polyDualMesh/polyDualMeshApp.C

src/OpenFOAM/matrices/DiagonalMatrix/DiagonalMatrix.C

src/OpenFOAM/matrices/DiagonalMatrix/DiagonalMatrix.H

src/OpenFOAM/matrices/scalarMatrices/SVD/SVD.C

src/OpenFOAM/matrices/scalarMatrices/SVD/SVD.H

src/OpenFOAM/matrices/scalarMatrices/SVD/SVDI.H

...meshTools/searchableSurface/searchableSurfaceCollection.C

...meshTools/searchableSurface/searchableSurfaceCollection.H