Update the Allout entry

etc/NEWS

@@ -2011,10 +2011,22 @@ discretionary handling of edits of concealed text, undo concerns, etc.
    - repaired retention of topic body hanging indent upon topic depth shifts
    - refuse to create "containment discontinuities", where a
      topic is shifted deeper than the offspring-depth of its' container
+   - auto-fill-mode is now left inactive when allout-mode starts, if it
+     already was inactive.  also, `allout-inhibit-auto-fill' custom
+     configuration variable makes it easy to disable auto fill in allout
+     outlines in general or on a per-buffer basis.
+   - new hook `allout-mode-deactivate-hook', for coordinating with
+     deactivation of allout-mode.
    - bulleting variation is simpler and more accommodating, both in the
      default behavior and in ability to vary when creating new topics
-   - many internal fixes and refinements
-   - many module and function docstring clarifications
+   - mode deactivation now does cleans up effectively, more properly
+     restoring affected variables and hooks to former state, removing
+     overlays, etc.
+   - included a few unit-tests for interior functionality.  developers can
+     have them automatically run at the end of module load by customizing
+     the option `allout-run-unit-tests-on-load'.
+   - many, many minor tweaks and fixes.  many internal fixes and
+     refinements of docstrings.
    - version number incremented to 2.2
 
 ** The variable `woman-topic-at-point' was renamed