integration_2021_wk47_a

MR !1318 (merged) : Remove ratematching assertion
MR !1310 (merged) : parallelization of LDPC decoding on UE side
MR !1281 (merged) : open-nFAPI: Remove carriage returns
MR !1203 (merged) : addition of AW2S OAIORI interface
MR !1323 (merged) : NR RSRP report fix
MR !1308 (merged) : Nr add ue improvements
MR !1324 (merged) : NR SA MSG4 rtx bugfix
to be added in a next step : 1276