Computation times

00:04.180 total execution time for 5 files from examples/scalable:

Example	Time	Mem (MB)
Parametric scalable MDO problem - MDF (plot_scalable_param_mdf.py)	00:01.453	0.0
Scalable diagonal discipline (plot_diagonal.py)	00:01.330	0.0
Scalable problem (plot_problem.py)	00:00.937	0.0
Diagonal design of experiments (plot_diagonal_doe.py)	00:00.460	0.0
Scalable study (scalable_study.py)	00:00.000	0.0