use more readable filenames in cpio filesL cpiodtm5 -> datum_5; cpiotgt5 -> target_t
use more readable filenames in cpio filesL cpiodtm5 -> datum_5; cpiotgt5 -> target_t

NervanaSystems/aeon,NervanaSystems/aeon,NervanaSystems/aeon,NervanaSystems/aeon