removal of MAC_INTERFACE directory and its consequences

openair1/PHY/LTE_ESTIMATION/adjust_gain.c

openair1/PHY/LTE_ESTIMATION/lte_adjust_sync.c

openair1/PHY/LTE_ESTIMATION/lte_eNB_measurements.c

openair1/PHY/LTE_ESTIMATION/lte_sync_time.c

openair1/PHY/LTE_TRANSPORT/dci_tools.c

openair1/PHY/LTE_TRANSPORT/pcfich.c

openair1/PHY/LTE_TRANSPORT/rar_tools.c

openair1/PHY/LTE_TRANSPORT/uci_tools.c

openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c

openair1/PHY/LTE_TRANSPORT/ulsch_demodulation.c

openair1/PHY/MODULATION/slot_fep.c

openair1/PHY/MODULATION/slot_fep_mbsfn.c

openair1/PHY/extern.h

openair1/SCHED/phy_mac_stub.c

openair1/SCHED/phy_procedures_lte_common.c

openair1/SCHED/phy_procedures_lte_eNb.c

openair1/SCHED/phy_procedures_lte_ue.c

openair2/LAYER2/MAC/rar_tools.c

openair2/LAYER2/MAC/vars.h

openair2/LAYER2/RLC/UM_v9.3.0/rlc_um_dar.c