Merge branch 'JK/lint' into 'develop'

.gitlab-ci.yml

CMakeLists.txt

Documentation/.clang-format

scripts/p-clang-format

scripts/run-clang-format.py

src/.clang-format

src/.clang-tidy

src/Benchmarks/BLAS/VectorOperations.h

src/Benchmarks/BLAS/array-operations.h

src/Benchmarks/BLAS/gemv.h

src/Benchmarks/BLAS/triad.h

src/Benchmarks/BLAS/vector-operations.h

src/Benchmarks/HeatEquation/BenchmarkLaplace.h

src/Benchmarks/HeatEquation/DirichletBoundaryConditions.h

src/Benchmarks/HeatEquation/HeatEquationBenchmarkProblem.h

...nchmarks/HeatEquation/HeatEquationBenchmarkProblem_impl.h

src/Benchmarks/HeatEquation/HeatEquationBenchmarkRhs.h

src/Benchmarks/HeatEquation/TestGridEntity.h

src/Benchmarks/HeatEquation/Tuning/ExplicitUpdater.h

src/Benchmarks/HeatEquation/Tuning/GridTraverser.h