Merge remote-tracking branch 'origin/develop' into feature-68-RRC

cmake_targets/build_oai

cmake_targets/build_ue

cmake_targets/tools/init_nas_s1

cmake_targets/tools/run_ue_s1

openair1/PHY/INIT/README.txt

openair1/PHY/LTE_TRANSPORT/dci_tools.c

openair1/PHY/LTE_TRANSPORT/rar_tools.c

openair1/PHY/LTE_TRANSPORT/ulsch_coding.c

openair1/PHY/LTE_TRANSPORT/ulsch_modulation.c

openair1/PHY/TOOLS/lte_phy_scope.c

openair1/README.TXT

openair1/SCHED/phy_procedures_lte_eNb.c

openair1/SCHED/phy_procedures_lte_ue.c

openair1/SIMULATION/LTE_PHY/dlsim.c

openair1/SIMULATION/LTE_PHY/pdcchsim.c

openair2/COMMON/mac_rrc_primitives.h

openair2/ENB_APP/flexran_agent_common.c

openair2/ENB_APP/flexran_agent_ran_api.c

openair2/LAYER2/MAC/config.c

openair2/LAYER2/MAC/eNB_scheduler_dlsch.c