Agree on data structures for Gawel's problem case

[manuGil]

The case Gawel's is currently working on requires defining problems and geometries in ways different than the cases for suppercompressibles and hyperelastic. We should discuss and agree on how to handle such cases and what changes to DoeVars.py are required.

[manuGil]

Based on our discussion on 3-November. We pass data to simulator.abaqus as a pickled file. We still need to agree on the content and structure of such file