Use unique IDs for all entities no matter which codim
Id sets have to provide unique ids for all entitites of a grid. In Foamgrid the id was only unique within the subset of entities of the same codimension.
Fixes #9 (closed).
Id sets have to provide unique ids for all entitites of a grid. In Foamgrid the id was only unique within the subset of entities of the same codimension.
Fixes #9 (closed).