Remove subframe_DL function npot anymore needed

openair1/PHY/LTE_TRANSPORT/dci_tools.c

openair1/PHY/LTE_TRANSPORT/dlsch_decoding.c

openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c

openair1/PHY/TOOLS/lte_phy_scope.c

openair1/PHY/TOOLS/lte_phy_scope_tm4.c

openair1/SCHED/defs.h

openair1/SCHED/phy_procedures_lte_common.c

openair1/SCHED/phy_procedures_lte_ue.c

openair1/SCHED/pucch_pc.c

openair1/SIMULATION/LTE_PHY/dlsim.c

openair1/SIMULATION/LTE_PHY/dlsim_tm4.c

openair1/SIMULATION/LTE_PHY/dlsim_tm7.c

openair1/SIMULATION/LTE_PHY/ulsim.c