Index: doc/Announce2.2.0
===================================================================
diff -u -r72a5cb64c9f61d674b447b62fdd16891ec3b48d0 -r70c46a63c90b5ed0d5488c6bc1be0ac4abaaff56
--- doc/Announce2.2.0	(.../Announce2.2.0)	(revision 72a5cb64c9f61d674b447b62fdd16891ec3b48d0)
+++ doc/Announce2.2.0	(.../Announce2.2.0)	(revision 70c46a63c90b5ed0d5488c6bc1be0ac4abaaff56)
@@ -17,11 +17,9 @@
 
 - NSF:
 
+  * New command: nsf::definitionnamespace
   * Robustness improvements:
     + NsfHasTclSpace: ...
-    + substdefault for properties and variables: make behaviour of
-    per-object and per-class substdefaults consistent, early check for
-    complete substitution scripts, ...
   * Performance improvements:
     + The lookup for (bytecode-compiled) object variables is now
     supported by a lookup cache to avoid repeated linear searches.
@@ -34,6 +32,11 @@
   * Improvements to incremental property methods: value=add and
     value=delete
 
+  * Improvements to substdefault handling:
+      + substdefault for properties and variables: make behaviour of
+      per-object and per-class substdefaults consistent, early check for
+      complete substitution scripts, ...
+      + substdefault options
   * Improvements to ensemble methods:
     + Fix ensemble-method dispatch via colon dispatcher
     + [current nextmethod] + [current isnextcall] are now fully aware
@@ -68,7 +71,7 @@
   
 - Maintenance & bug fixes:
 
-  * 
+  * Migration to 'bool'
 
   * Tcl 8.7: