Add thorn ADMconstraints (#50) #539

Job	Run time
download-build-test (cpu, real64, debug)	10m 31s
download-build-test (cpu, real64, optimize)	15m 47s
download-build-test (cuda, real64, debug)	22m 49s
download-build-test (cuda, real64, optimize)	22m 33s
download-build-test (rocm, real64, optimize)	21m 1s
	1h 32m 41s

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