DOC : Update changelog

	modified:   CHANGES.txt

Author: Sai Rahul Poruri

CHANGES.txt

@@ -10,13 +10,14 @@ release.
 
 Thanks to:
 
-Kit Choi, Rahul Poruri, Pedro Rivotti, Corran Webster.
+Aaron Ayres, Kit Choi, Rahul Poruri, Pedro Rivotti, Corran Webster.
 
 Change summary
 --------------
 
 Fixes
 
+* Fix copyright header in AboutDialog. (#573)
 * Fix dock pane layout on Qt5. (#545)
 * Fix errors from incorrect QImage memory management. (#546)
 * Fix CodeWidget handling of parsed tokens which caused TraitsUI CodeEditor to