Merge branch 'master' of https://gitlab.eurecom.fr/matzakos/LTE-D2D

cmake_targets/CMakeLists.txt

nfapi/nfapi_pnf.c

nfapi/nfapi_vnf.c

openair1/PHY/LTE_TRANSPORT/defs.h

openair1/PHY/LTE_TRANSPORT/prach.c

openair1/PHY/LTE_TRANSPORT/proto.h

openair1/PHY/defs.h

openair1/SCHED/phy_procedures_lte_ue.c

openair2/LAYER2/MAC/ra_procedures.c

openair2/LAYER2/MAC/ue_procedures.c

openair2/LAYER2/PDCP_v10.1.0/pdcp.c

openair2/LAYER2/PDCP_v10.1.0/pdcp_fifo.c

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

openair2/LAYER2/RLC/rlc_mac.c

openair2/PHY_INTERFACE/phy_stub_UE.c

openair2/RRC/LITE/defs.h

openair2/RRC/LITE/rrc_UE.c

...s/PROJECTS/GENERIC-LTE-EPC/CONF/oaiL1.nfapi.usrpb210.conf

targets/RT/USER/lte-softmodem-stub.c

targets/RT/USER/lte-ue.c