Merge pull request #2255 from endJunction/OgsTester

Applications/ApplicationsLib/TestDefinition.cpp

Applications/ApplicationsLib/TestDefinition.h

Applications/CLI/ogs.cpp

BaseLib/ConfigTree-impl.h

BaseLib/FileTools.cpp

BaseLib/FileTools.h

...tion/ProjectFile/prj/test_definition/i_test_definition.md

...tion/ProjectFile/prj/test_definition/vtkdiff/i_vtkdiff.md

...tFile/prj/test_definition/vtkdiff/t_absolute_tolerance.md

...tation/ProjectFile/prj/test_definition/vtkdiff/t_field.md

...ntation/ProjectFile/prj/test_definition/vtkdiff/t_file.md

...tFile/prj/test_definition/vtkdiff/t_relative_tolerance.md

ProcessLib/SmallDeformation/Tests.cmake

Tests/Data/Mechanics/Burgers/cube_1e0.prj

...ta/Mechanics/Burgers/cube_1e0_pcs_0_ts_101_t_1.000000.vtu

...Data/Mechanics/Burgers/cube_1e0_pcs_0_ts_1_t_0.000100.vtu

Tests/Data/Mechanics/Burgers/cube_1e3.prj

...ta/Mechanics/Burgers/cube_1e3_pcs_0_ts_101_t_1.000000.vtu

...Data/Mechanics/Burgers/cube_1e3_pcs_0_ts_1_t_0.000100.vtu

Tests/Data/Mechanics/Ehlers/axisymmetric_sphere_pl.prj