Changes of Sylpheed
+* 0.8.8
+
+ * The option to sort by recipient has been added.
+ * The performance of initial sorting when opening folders has been
+ improved.
+ * The bug which would run into infinite loop and eventual crash when
+ encountering invalid characters in header MIME encoding has been fixed.
+
* 0.8.7
* The extended regular expression has been supported on filtering.