This commit contains work done by Eurecom and by Benetel.

Testing of NR PDCCH/PDSCH with RRC Configuration. added RRC configuration to NR UE. Updates to UE DCI procedures (moved to MAC) and updates to FAPI interfaces for UE. nr_dlsim is functional, added profiling information for gNB TX.

initial prach implementation. Splitting of components for RU (FFTs) and L1 (detection). Update of UE to include all formats (for 30 kHz SCS case on initial BWP)

For whatever reason most of the files had their permission
changed from 644 to 755, which is not wanted.

Bug only occurs when compiling without AVX2

Use common log mechanism in layer 3, mapping specific macros to common ones and extending common log utilities to support specific layer3 requirements

LOG_F replaced by LOG_DUMPMSG. Add a generic function to dump a buffer or message. Go on with LOG_M implementation improvement. Remove redundant options to enable/disable logs.

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>