Merge branch 'bbar_imprv' into 'master'

ProcessLib/Deformation/LinearBMatrix.h

ProcessLib/LIE/SmallDeformation/Tests.cmake

ProcessLib/SmallDeformation/Tests.cmake

...njection_embedded_fracture_F_PMMA_ts_67_t_2500.000000.vtu

...ar/mechanics_embedded_fracture_F_PMMA_ts_1_t_1.000000.vtu

Tests/Data/Mechanics/AxisymmetryBbar/analytical_solution.py

...ics/AxisymmetryBbar/axisymmetric_bbar_ts_1_t_1.000000.vtu

Tests/Data/Mechanics/AxisymmetryBbar/axisymmetry_bbar.prj

Tests/Data/Mechanics/AxisymmetryBbar/quad.gml

Tests/Data/Mechanics/AxisymmetryBbar/quad_edge_div_20.vtu

...Membrane/cooks_membrane_sd_edge_div_4_ts_1_t_1.000000.vtu

...ane/cooks_membrane_sd_refined_mesh_10_ts_1_t_1.000000.vtu

...ane/cooks_membrane_sd_refined_mesh_15_ts_1_t_1.000000.vtu

...ane/cooks_membrane_sd_refined_mesh_20_ts_1_t_1.000000.vtu

...ane/cooks_membrane_sd_refined_mesh_25_ts_1_t_1.000000.vtu

...ane/cooks_membrane_sd_refined_mesh_30_ts_1_t_1.000000.vtu

Tests/Data/Mechanics/Simple3DBbar/analytical_solution.py

Tests/Data/Mechanics/Simple3DBbar/bottom.vtu

Tests/Data/Mechanics/Simple3DBbar/geometry_origin.vtu

Tests/Data/Mechanics/Simple3DBbar/hex_brick.vtu