Integration branch 2022 week 48: !1781 Add 4G MBMS tests to RAN-Container-Parent !1803 Improve dot_product function !1836 Fix OPENAIR_DIR in CMakeLists.txt !1840 PHR fix: re-compute TBS after reducing PRBs or MCS !1841 Tpool: Unlock after broadcast in abortNotifiedFIFO() !1843 NR DU: nr rrc: hotfix: set default priority correctly !1763 Remove FlexRAN !1789 SRB0 via RLC !1834 cleanup of gNB PHY structures !1844 RU: stop RF after all threads finished !1811 NR UE improve TX thread !1807 Harmonization of RRC SearchSpace configuration !1819 ldpc offload: initialize R