Merge pull request #2294 from endJunction/SDNonlocal

Applications/ApplicationsLib/ProjectData.cpp

CMakeLists.txt

...rial/solid/constitutive_relation/Ehlers/t_tangent_type.md

...MALL_DEFORMATION_NONLOCAL/c_SMALL_DEFORMATION_NONLOCAL.md

.../process/SMALL_DEFORMATION_NONLOCAL/constitutive_relation

...RMATION_NONLOCAL/process_variables/i_process_variables.md

...ORMATION_NONLOCAL/process_variables/t_process_variable.md

...s/process/SMALL_DEFORMATION_NONLOCAL/t_internal_length.md

...ess/SMALL_DEFORMATION_NONLOCAL/t_reference_temperature.md

...ses/process/SMALL_DEFORMATION_NONLOCAL/t_solid_density.md

...ocess/SMALL_DEFORMATION_NONLOCAL/t_specific_body_force.md

MaterialLib/SolidModels/CreateEhlers.h

MaterialLib/SolidModels/Ehlers.cpp

MaterialLib/SolidModels/Ehlers.h

MaterialLib/SolidModels/LinearElasticIsotropic.cpp

MaterialLib/SolidModels/LinearElasticIsotropic.h

MathLib/KelvinVector-impl.h

MathLib/KelvinVector.cpp

ProcessLib/Deformation/Divergence.h

ProcessLib/SmallDeformationNonlocal/CMakeLists.txt