Add to release notes

Mention that GtkSearchEntry now 'eats' some keys.

1 files changed, 5 insertions, 0 deletions

diff --git a/README.in b/README.in
index b1e1fd05ca..173a01c574 100644
--- a/README.in
+++ b/README.in
@@ -99,6 +99,11 @@ Release notes for 3.16
   has non-scrolling parts similar to treeview headers, there is no need
   to implement this vfunc.
 
+* The GtkSearchEntry widget has gained a number of new signal that
+  are emitted when certain key sequences are seen. In particular, it
+  now handles the Escape key and emits ::stop-search. Applications that
+  expect to handle Escape themselves will need to be updated.
+
 Release notes for 3.14
 ======================