the need to leap frog versions ceased, and beginning with
version 4.0.0, the RMR versions should no longer skip.
+2023 Oct 4; version 4.9.2
+------------------------------
+
+Fixes some stability issues seen during route table update.
+Dont allow clean old_rtable until it's reference count is really 0.
+Added more faster recognition for connect failure so route table
+update will not stuck so long in preparing new rtable.
+rtgate lock is not needed to init and destroy continouosly.
+
+
+2023 May 28; version 4.9.1
+------------------------------
+
+Fixes IPv6 binding in RMR (RIC-985)
+
2023 Feb 14; version 4.9.0
------------------------------
Added new message type for subscription delete required
+
2022 Nov 10; version 4.8.5
------------------------------
Fixes for errors detected by source code scanning (RIC-939)
+
2022 May 11; version 4.8.3
------------------------------
Added header definitions for config transfer messages (RIC-638)
+
2022 January 17; version 4.8.2
------------------------------