Merge remote-tracking branch 'origin/UE_logging' into develop

cmake_targets/CMakeLists.txt

cmake_targets/build_oai

openair1/PHY/INIT/lte_parms.c

openair1/PHY/LTE_TRANSPORT/dci.c

openair1/PHY/LTE_TRANSPORT/dci_tools.c

openair1/PHY/LTE_TRANSPORT/dlsch_decoding.c

openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c

openair1/PHY/LTE_TRANSPORT/drs_modulation.c

openair1/PHY/LTE_TRANSPORT/initial_sync.c

openair1/PHY/LTE_TRANSPORT/phich.c

openair1/PHY/MODULATION/slot_fep.c

openair1/PHY/MODULATION/slot_fep_mbsfn.c

openair1/SCHED/phy_procedures_lte_ue.c

openair2/LAYER2/MAC/ue_procedures.c

openair2/UTIL/LOG/log.h

targets/RT/USER/lte-ue.c