Merge remote-tracking branch 'origin/develop' into mu_with_tdd1

The monolithic eNodeB is not fully functional in FDD.

The TDD mode has not been tested.

Do not consider this commit as functional.

Conflicts:
	cmake_targets/CMakeLists.txt
	cmake_targets/build_oai
	common/utils/itti/intertask_interface.c
	openair1/PHY/INIT/lte_init.c
	openair1/PHY/LTE_ESTIMATION/lte_adjust_sync.c
	openair1/PHY/LTE_TRANSPORT/dci_tools.c
	openair1/PHY/LTE_TRANSPORT/dlsch_scrambling.c
	openair1/PHY/LTE_TRANSPORT/transport_eNB.h
	openair1/PHY/LTE_UE_TRANSPORT/transport_proto_ue.h
	openair1/PHY/defs_eNB.h
	openair1/PHY/impl_defs_lte.h
	openair1/SCHED/fapi_l1.c
	openair1/SCHED/phy_procedures_lte_eNb.c
	openair1/SCHED/pusch_pc.c
	openair2/COMMON/platform_types.h
	openair2/COMMON/rrc_messages_types.h
	openair2/ENB_APP/enb_config.c
	openair2/ENB_APP/enb_paramdef.h
	openair2/LAYER2/MAC/config.c
	openair2/LAYER2/MAC/eNB_scheduler.c
	openair2/LAYER2/MAC/eNB_scheduler_RA.c
	openair2/LAYER2/MAC/eNB_scheduler_dlsch.c
	openair2/LAYER2/MAC/eNB_scheduler_primitives.c
	openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
	openair2/LAYER2/MAC/flexran_agent_scheduler_dlsch_ue.c
	openair2/LAYER2/MAC/mac.h
	openair2/LAYER2/MAC/mac_proto.h
	openair2/LAYER2/MAC/pre_processor.c
	openair2/LAYER2/RLC/rlc.c
	openair2/LAYER2/RLC/rlc_rrc.c
	openair2/RRC/LITE/rrc_common.c
	openair2/RRC/LTE/L2_interface.c
	openair2/RRC/LTE/MESSAGES/asn1_msg.c
	openair2/RRC/LTE/rrc_eNB.c
	openair2/UTIL/LOG/log.h
	targets/COMMON/openairinterface5g_limits.h
	targets/RT/USER/lte-enb.c
	targets/RT/USER/lte-ru.c
	targets/RT/USER/lte-softmodem.c
	targets/RT/USER/lte-softmodem.h