Patch #1048820 from Stefan Wehr: add insert-mode editing to Textbox.
Fix an off-by-one error I noticed.
diff --git a/Misc/ACKS b/Misc/ACKS
index 5c87ed1..36b7d44 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -696,6 +696,7 @@
 Aaron Watters
 Henrik Weber
 Corran Webster
+Stefan Wehr
 Zack Weinberg
 Edward Welbourne
 Cliff Wells
diff --git a/Misc/NEWS b/Misc/NEWS
index e988fc7..fcc56b4 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -390,6 +390,10 @@
 
 - #1837: The queue module now also supports a LIFO queue and a priority queue.
 
+- Patch #1048820: Add insert-mode editing to curses.textpad.Textbox
+  (patch by Stefan Wehr).  Also, fix an off-by-one bug in 
+  Textbox.gather().
+
 - Issue #1831: ctypes now raises a TypeError if conflicting positional
   and named arguments are passed to a Structure or Union initializer.
   When too many positional arguments are passed, also a TypeError is