Updated RELEASE_NOTES.

RELEASE_NOTES.md

@@ -6,6 +6,8 @@ New command-line option `export_csv`, that exports user data in a format suitabl
 
 Fixed a bug in argument parsing regarding some special characters (contributed by ndagestad).
 
+Fixed image emojis in the public profile bio.
+
 ## 2.59
 
 Added post drafts: new or edit post edition dialogs include a checkbox that will cause the message to not be posted, but stored in a list of drafts, directly accesible from the private timeline. From that list, drafts can be edited and definitely posted (or re-stored as a draft for later editing).