Add warnings to and deprecated all those Mac modules
diff --git a/Misc/NEWS b/Misc/NEWS
index d250f70..123e2dc 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -91,6 +91,9 @@
 
 - pdb gained the "until" command.
 
+- The Mac Modules (including Carbon) have been deprecated for removal in
+  3.0.
+
 Build
 -----