Merge remote-tracking branch 'origin/oaisim-rru' into develop_integration_w06

cmake_targets/CMakeLists.txt

cmake_targets/build_oai

openair1/PHY/LTE_TRANSPORT/dci_tools.c

openair1/PHY/LTE_TRANSPORT/prach.c

openair1/PHY/LTE_TRANSPORT/ulsch_modulation.c

openair1/PHY/defs.h

openair1/SCHED/phy_mac_stub.c

openair1/SCHED/phy_procedures_lte_eNb.c

openair1/SCHED/phy_procedures_lte_ue.c

openair2/LAYER2/MAC/rar_tools.c

openair2/RRC/LITE/rrc_UE.c

targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c

...E-EPC/CONF/enb.band7.tm1.generic.oaisim.local_no_mme.conf

...TS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.25PRB.lo.conf

...TS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.50PRB.lo.conf

...ENERIC-LTE-EPC/CONF/rru.band7.tm1.if4p5.25PRB.oaisim.conf

...ENERIC-LTE-EPC/CONF/rru.band7.tm1.if4p5.50PRB.oaisim.conf

targets/RT/USER/lte-enb.c

targets/RT/USER/lte-softmodem.c

targets/RT/USER/lte-ue.c