Cleanup swim wrapper #2625

Job	Run time
validation / GitHub context	3s
validation / Dependency info	6s
validation / Configuration files	7s
validation / Build coatjava	2m 8s
validation / Event generation (e_p)	1m 15s
validation / Event generation (eFT_K)	1m 19s
validation / Event generation (e_gFT)	1m 3s
validation / Event generation (e_g)	1m 33s
validation / Event generation (e_n)	1m 10s
validation / Event generation (e_pC)	1m 13s
validation / Run (e_g, rgb_fall2019)	5m 3s
validation / Run (eFT_K, rgb_fall2019)	4m 30s
validation / Run (e_p, rgb_fall2019)	5m 7s
validation / Run (e_pC, rgb_fall2019)	3m 58s
validation / Run (e_n, rgb_fall2019)	4m 13s
validation / Run (e_gFT, rgb_fall2019)	4m 31s
validation / Report multiplicity	4s
validation / Report efficiency	3s
	37m 26s

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