Computation times

00:41.166 total execution time for 4 files from examples12-fluids:

Example	Time	Mem (MB)
Explore Fluids mesh (01-fluids_mesh.py)	00:16.324	0.0
Explore Fluids results (02-fluids_results.py)	00:11.749	0.0
Explore Fluids models (00-fluids_model.py)	00:07.262	0.0
Compute iso-surfaces on fluid models (03-fluids_isosurface.py)	00:05.831	0.0