Merge branch 'nr_initialsync' of...

cmake_targets/CMakeLists.txt

openair1/PHY/INIT/nr_init.c

openair1/PHY/INIT/nr_parms.c

openair1/PHY/NR_TRANSPORT/nr_pss.c

openair1/PHY/NR_TRANSPORT/nr_sss.c

openair1/PHY/defs.h

openair1/PHY/defs_NR.h

openair1/PHY/extern.h

openair1/PHY/impl_defs_nr.h

openair1/PHY/vars.h

openair1/SCHED_NR/defs.h

targets/RT/USER/lte-ran.c

targets/RT/USER/lte-ru.c

targets/RT/USER/nr-gnb.c

targets/RT/USER/nr-ru.c

targets/RT/USER/nr-softmodem.c

targets/RT/USER/nr-softmodem.h