Computation times

00:06.887 total execution time for 3 files from auto_examples/ESR:

Example	Time	Mem (MB)
Quantitative ESR (QESR.py)	00:05.225	0.0
Bruker cw ESR Data (esr_example.py)	00:00.970	0.0
EPR u-domain (epr_u_domain.py)	00:00.692	0.0