+2021-07-16 (World Snake Day) lttng-ust 2.13.0-rc3
+ * Documentation: clarify API backward compatibility comment
+ * doc/man: only mention `-llttng-ust-common` in synopses (conditionally)
+ * doc/man: remove vtracef() and vtracelog() manual pages
+ * Remove vtracelog and vtracef from v0 compat API
+