Merge branch 'bugfix-48-L1L2signaling' of https://gitlab.eurecom.fr/oai/openairinterface5g into bugfix-48-L1L2signaling

Conflicts:
	openair1/SCHED/phy_procedures_lte_eNb.c

bugfixing for UL. Remaining problems: CCE allocations in subframe 5 lead to occasional illegal DCI allocations (affects UL DCI which is missed by UE). waveform compliance with CQI in ULSCH.

added a new check for illegal file permissions to mbmssim.c, to avoid a segfault if permissions are invalid.

Bugfix 51 mscgen



See merge request !29

Merge branch 'bugfix-48-L1L2signaling' of https://gitlab.eurecom.fr/oai/openairinterface5g into bugfix-48-L1L2signaling

Conflicts:
	openair1/PHY/LTE_ESTIMATION/lte_eNB_measurements.c
	openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
	openair1/SCHED/phy_procedures_lte_eNb.c
	openair2/LAYER2/MAC/config.c
	openair2/LAYER2/MAC/pre_processor.c
	openair2/LAYER2/openair2_proc.c
	openair2/RRC/LITE/rrc_eNB.c
	openair3/NAS/UE/API/USIM/usim_api.c
	openair3/NAS/UE/ESM/esm_ebr_context.c