Added to 'geometry altering' functions to GenericGeometry.  These don't work because of the way network objects are passed around.  I have filed a bug, and added a test script.
Added to 'geometry altering' functions to GenericGeometry.  These don't work because of the way network objects are passed around.  I have filed a bug, and added a test script.


Former-commit-id: af2b18bb69070e4509cd514b3d7fdd032c7f4d2a
Former-commit-id: cca51b8cbbfd7be22938623e028a5787fb826d1d
amdouglas/OpenPNM,TomTranter/OpenPNM,amdouglas/OpenPNM,stadelmanma/OpenPNM,PMEAL/OpenPNM