cfMesh : tutorial failing

Hi Mark
@andy @Prashant @Mattijs I noticed that cfMesh tutorial is failing with latest dev branch . It is happening for all tutorial
i tested. Prashant mentioned that commit of Dec 18 is working fine but with Dec 21
commit, he is also seeing this issue.

See log below for this case cartesianMesh/asmoOctree

Current cell 53393 --> FOAM FATAL ERROR: 0Face 138577 appears in more than 2 cells!!0Face 140334 appears in more than 2 cells!!

From function --> FOAM FATAL ERROR:

virtual void Foam::Module::polyMeshGenCells::calculateOwnersAndNeighbours() const 0Face 138577 appears in more than 2 cells!!0Face 140334 appears in more than 2 cells!! in file utilities/meshes/polyMeshGen/polyMeshGenCells.C at line 147.

FOAM aborting

From function

virtual void Foam::Module::polyMeshGenCells::calculateOwnersAndNeighbours() const in file utilities/meshes/polyMeshGen/polyMeshGenCells.C at line 147.

FOAM aborting"