Resolve some clang-tidy warnings

Base/Axis/FixedBinAxis.cpp

Base/Axis/VariableBinAxis.cpp

Core/Fitting/ObjectiveMetric.cpp

Core/Simulation/ISimulation.cpp

Device/Coord/CoordSystem2D.cpp

Device/Detector/SpecularDetector1D.cpp

Device/Histo/IHistogram.cpp

Device/Histo/IHistogram.h

Device/Resolution/Convolve.cpp

GUI/ba3d/view/buffer.cpp

Resample/Flux/MatrixFlux.cpp

Resample/Processed/ParticleRegions.cpp

Resample/Specular/ComputeFluxScalar.cpp

Resample/Specular/TransitionMagneticTanh.cpp

Sample/Correlations/IDistribution1DSampler.cpp

Sample/HardParticle/FormFactorCone.cpp

Sample/HardParticle/FormFactorCuboctahedron.cpp

Sample/HardParticle/PolyhedralComponents.cpp

Sample/HardParticle/Polyhedron.cpp

Sample/StandardSamples/SlicedCylindersBuilder.cpp