document polygon() change

diff --git a/Changes b/Changes
index 3dad23555aabf5942b101610ac2819f6bd5dfeba..c8f0197c28a8e3ded7940e5d7f56175099a83399 100644 (file)
--- a/Changes
+++ b/Changes
@@ -9,6 +9,8 @@ Imager release history.  Older releases can be found in Changes.old
    Includes change from the ticket and updates to sub-modules.
    https://rt.cpan.org/Ticket/Display.html?id=127216
 
+ - improve error reporting for the polygon() method
+
 Imager 1.006 - 26 Aug 2017
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