Merge branch 'master' into hexbl

.gitlab-ci.yml

CHANGELOG.txt

CMakeLists.txt

Common/CommandLine.cpp

Common/DefaultOptions.h

Common/gmsh.cpp

Geo/GFace.cpp

Geo/GModel.cpp

Geo/GModel.h

Geo/GModelIO_OCC.cpp

Mesh/BackgroundMeshTools.cpp

Mesh/Field.cpp

Mesh/meshGFaceTransfinite.cpp

Mesh/meshQuadQuasiStructured.cpp

Parser/Gmsh.tab.cpp

Parser/Gmsh.y

Post/PViewData.cpp

Solver/linearSystemPETSc.hpp

api/GenApi.py

api/gen.py