update NEWS.org

NEWS.org

@@ -127,6 +127,13 @@
       to it as a personal address. ~--my-address~ is still supported as an alias,
       for backward compatibility.
 
+    - 1.12.13: new (sub)command "labels", for associating searchable labels with
+      messages. See `man mu-label` for details.
+
+    - 1.12.13: if available, *mu* now uses the system versions of ~CLI11~ and ~fmt~
+      instead of the "vendored" ones. This can be overridden by passing the
+      ~-Duse-embedded-cli11=true~ and ~-Duse-embedded-fmt=true~ to Meson.
+
 *** mu4e
 
 **** message composer
@@ -297,6 +304,9 @@
 
      This requires a slightly newer gmime (3.2.8?) than the one ~mu~ requires.
 
+  - 1.12.13: add the ~--listen~ flag for ~mu scm~, to start a REPL on a Unix domain
+    sockets. See the reference manual for details.
+
 *** Contributors
 
     Thanks to our contributors - code committers belows, but also to everyone