Write compact restart files #8007

Job	Run time
Build SU2 (asan) (BaseNoMPI-asan)	16m 23s
Build SU2 (BaseMPI)	13m 20s
Build SU2 (asan) (ReverseNoMPI-asan)	46m 21s
Build SU2 (ReverseMPI)	14m 41s
Build SU2 (ForwardMPI)	11m 31s
Build SU2 (BaseNoMPI)	8m 27s
Build SU2 (tsan) (BaseOMP-tsan)	11m 57s
Build SU2 (ReverseNoMPI)	12m 55s
Build SU2 (tsan) (ReverseOMP-tsan)	28m 37s
Build SU2 (ForwardNoMPI)	10m 20s
Build SU2 (BaseOMP)	7m 49s
Build SU2 (ReverseOMP)	15m 16s
Build SU2 (ForwardOMP)	10m 58s
Unit Tests (test_driver)	1m 23s
Regression Tests (vandv.py)	2m 18s
Unit Tests (test_driver_AD)	1m 26s
Regression Tests (tutorials.py)	5m 10s
Unit Tests (test_driver_DD)	59s
Regression Tests (parallel_regression.py)	13m 54s
Regression Tests (parallel_regression_AD.py)	9m 0s
Regression Tests (serial_regression.py)	16m 16s
Regression Tests (serial_regression_AD.py)	5m 52s
Regression Tests (hybrid_regression.py)	10m 48s
Regression Tests (hybrid_regression_AD.py)	3m 21s
Thread Sanitizer Tests (hybrid_regression.py)	27m 13s
Thread Sanitizer Tests (hybrid_regression_AD.py)	10m 59s
Address Sanitizer Tests (serial_regression.py)	15m 15s
Address Sanitizer Tests (serial_regression_AD.py)	6m 2s
	5h 38m 31s

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