Datafield c'tor no longer clones input

Device/Coord/CoordSystem1D.cpp

Device/Data/ArrayUtils.cpp

Device/Data/DataUtils.cpp

Device/Data/Datafield.cpp

Device/Data/Datafield.h

Device/IO/ReadReflectometry.cpp

Device/IO/ReadWriteNicos.cpp

Device/IO/ReadWriteTiff.cpp

GUI/Model/Device/PointwiseAxisItem.cpp

GUI/View/Loaders/QREDataLoader.cpp

Sim/Simulation/DepthProbeSimulation.cpp

Sim/Simulation/OffspecSimulation.cpp

Sim/Simulation/SpecularSimulation.cpp

Tests/Functional/CoreSpecial/CoreIOPathTest.cpp

Tests/Unit/Device/ArrayUtilsTest.cpp

Tests/Unit/Device/IOReaderWriterTest.cpp

Tests/Unit/Device/IntensityDataFunctionsTest.cpp

Tests/Unit/Device/PowerfieldTest.cpp

Tests/Unit/FittingTestHelper.h

Tests/Unit/GUI/TestIOService.cpp