remove gXXX.cu symlinks (build XXX_cu.o from XXX.cc) #1557

Job	Run time
GPU (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, d)	2m 23s
CPU (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, d)	48s
GPU (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, f)	2m 23s
CPU (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, f)	48s
CPU_MAC (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, d)	1m 14s
GPU (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, m)	2m 22s
CPU_MAC (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, f)	1m 20s
debug_builds (epochX/cudacpp/ee_mumu.sa/SubProcesses/P1_Sigma_sm_epem_mupmum)	32s
CPU (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, m)	48s
GPU (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, d)	2m 45s
debug_builds (epoch1/cuda/ee_mumu/SubProcesses/P1_Sigma_sm_epem_mupmum)	20s
CPU_MAC (epochX/cudacpp/ee_mumu.mad/SubProcesses/P1_epem_mupmum, m)	1m 45s
CPU (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, d)	56s
GPU (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, f)	2m 44s
debug_builds (epoch2/cuda/ee_mumu/SubProcesses/P1_Sigma_sm_epem_mupmum)	24s
CPU_MAC (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, d)	1m 46s
CPU (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, f)	56s
GPU (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, m)	2m 46s
CPU_MAC (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, f)	1m 59s
CPU (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, m)	55s
CPU_MAC (epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg, m)	2m 15s
	32m 9s

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