Merge branch 'LIE_improvement' into 'master'

Applications/Utils/Tests.cmake

ProcessLib/LIE/Common/FractureProperty.h

ProcessLib/LIE/Common/Utils.cpp

ProcessLib/LIE/Common/Utils.h

...alAssembler/SmallDeformationLocalAssemblerFracture-impl.h

Tests/CMakeLists.txt

...IE/Mechanics/single_joint_3D_expected_ts_1_t_1.000000.vtu

...E/PostProcessing/post_single_joint_3D_ts_1_t_1.000000.vtu

Tests/Data/LIE/PostProcessing/single_joint_3D.pvd

...ta/LIE/PostProcessing/single_joint_3D_ts_0_t_0.000000.vtu

...ta/LIE/PostProcessing/single_joint_3D_ts_1_t_1.000000.vtu

.../Data/LIE/PostProcessing/single_joint_ts_0_t_0.000000.vtu

.../Data/LIE/PostProcessing/single_joint_ts_1_t_1.000000.vtu

Tests/ProcessLib/LIE/TestLIE.cpp