Update docs.

docs/WHATSNEW

@@ -6,6 +6,9 @@ CHANGES TO REMIND
   types of reminders.  See "SYNTACTIC SUGAR FOR REM" in the remind
   man page.  Based on suggestions from Ian! D. Allen.
 
+- CHANGE: examples/defs.rem: The examples file has been updated to use
+  the newer syntactic sugar.
+
 - NEW FEATURE: remind: Add the "trig" function to allow more
   expressiveness when creating triggers.  See man page for details.
 
@@ -13,6 +16,12 @@ CHANGES TO REMIND
   customize colors, including supplying two built-in themes.  Based on
   patch and suggestion from Paulo (last name unknown).
 
+- IMPROVEMENT: tkremind: TkRemind handles errors in reminders scripts
+  much more unobtrusively.  Instead of popping up a modal dialog box
+  with almost-unreadable error output, it discreetly notifies you of
+  errors with a button that lets you view the specific error messages
+  in a more readable format.
+
 - CHANGE: remind: Increase $MaxSatIter default to 1000 instead of 150.
   Computers are much faster than when I first wrote remind and they
   can handle this higher limit easily.  The higher limit also enables
@@ -54,6 +63,12 @@ CHANGES TO REMIND
 - BUG FIX: rem2pdf: Correct the calculation that warns about an over-full
   calendar box.  Problem noted by Jonathan Kamens.
 
+- BUG FIX: remind: The "remind -c" output would sometimes be incorrect if
+  scripts with double-wide characters were used.  This has been fixed.
+
+- BUG FIX: remind: The "remind -c" output would sometimes be incorrect
+  if right-to-left scripts were used in reminders.  This has been fixed.
+
 * VERSION 3.4 Patch 1 - 2022-02-23
 
 - MINOR IMPROVEMENT: Support the INSTALL_BASE environment variable for