Merge branch 'full_upwind_TH' into 'master'

Documentation/.vale/Vocab/ogs/accept.txt

...rocess/numerical_stabilization/FullUpwind/c_FullUpwind.md

...s/numerical_stabilization/FullUpwind/t_cutoff_velocity.md

Documentation/bibliography/other.bib

NumLib/NumericalStability/NumericalStabilization.cpp

NumLib/NumericalStability/NumericalStabilization.h

NumLib/NumericalStability/NumericalStabilization_impl.h

ProcessLib/HT/MonolithicHTFEM.h

ProcessLib/HT/StaggeredHTFEM-impl.h

ProcessLib/HT/StaggeredHTFEM.h

ProcessLib/HT/Tests.cmake

...nsportExample/classical_transport_example_full_upwind.prj

...ple/classical_transport_example_full_upwind_staggered.prj

...ple/classical_transport_example_full_upwind_t_4800.00.vtu

...ple/classical_transport_example_full_upwind_t_7200.00.vtu

...ll_upwind_stb/classical_transport_example_full_upwind.png

...hermal/ClassicalTransportExample_full_upwind_stb/index.md