Pass flag for computing element neighbors

Applications/FileIO/GMSInterface.cpp

Applications/FileIO/Gmsh/GmshReader.cpp

Applications/FileIO/GocadIO/GocadAsciiReader.cpp

Applications/FileIO/GocadIO/GocadSGridReader.cpp

Applications/FileIO/TetGenInterface.cpp

Applications/Utils/MeshEdit/PVTU2VTU/PVTU2VTU.cpp

Applications/Utils/MeshEdit/ReorderMesh.cpp

...cations/Utils/MeshGeoTools/IntegrateBoreholesIntoMesh.cpp

MeshGeoToolsLib/AppendLinesAlongPolyline.cpp

MeshLib/IO/Legacy/MeshIO.cpp

MeshLib/IO/VtkIO/VtkMeshConverter.cpp

MeshLib/NodePartitionedMesh.cpp

MeshLib/Utils/createMeshFromElementSelection.cpp

MeshToolsLib/MeshEditing/AddLayerToMesh.cpp

MeshToolsLib/MeshEditing/ConvertToLinearMesh.cpp

MeshToolsLib/MeshEditing/FlipElements.cpp

MeshToolsLib/MeshEditing/MeshRevision.cpp

MeshToolsLib/MeshEditing/RemoveMeshComponents.cpp

MeshToolsLib/MeshGenerators/LayeredMeshGenerator.cpp

MeshToolsLib/MeshGenerators/MeshGenerator.cpp