Merge branch 'master' of github.com:ufz/ogs

MeshLib/Elements/Tri.cpp

MeshLib/Elements/Tri.h

MeshLib/FemMesh.cpp

MeshLib/FemMesh.h

MeshLib/FemNode.cpp

MeshLib/FemNode.h

MeshLib/Mesh.cpp

MeshLib/Mesh.h

MeshLib/MshEnums.cpp

MeshLib/MshEnums.h

MeshLib/Node.cpp

MeshLib/Node.h

OGS/ProjectData.cpp

OGS/ProjectData.h

SimpleTests/MeshTests/CollapseMeshNodes.cpp

SimpleTests/MeshTests/MeshSearchTest.cpp

scripts/cmake/CMakeSetup.cmake

scripts/cmake/CheckTypeSizes.cmake