Changes of Sylpheed
+* 0.6.6
+
+ * The newsgroup subscription dialog has been enhanced.
+ * Template function has been improved.
+ * New wrapping function for composition window has been implemented.
+ * Mailto URL has been supported for the --compose option.
+ * The --status option to display current message count has been added.
+ * Workaround for RFC-incompliant Date header has been made.
+ * Check connection between IMAP or NNTP server only if access time
+ limit is expired.
+ * Thai encodings have been supported.
+ * Hungarian message catalog has been added.
+ * Copy and paste problems have been fixed.
+ * Some IMAP4 bugs have been fixed.
+ * Some other bugs have been fixed.
+
+* 0.6.5
+
+ * The template function has been implemented.
+ * The quotation format parser has been enhanced.
+ * The forwarding format has become customizable.
+ * The "Open with..." dialog on the MIME view now retains command history.
+ * An arrow mark is put on the column of the sorting target.
+ * The Delete key now deletes messages.
+ * The password for SMTP AUTH is asked now when not specified.
+ * The mime.types file is searched from several directories now.
+ * The preferences dialogs have been sorted out a bit.
+ * A freeze bug on using SSL has been fixed.
+ * Some bugs have been fixed.
+
+* 0.6.4
+
+ * The performance of summary display on large number of messages
+ has been improved.
+ * Columns of the summary view became reorderable.
+ * The default order of the summary view columns has been changed.
+ * Reedit has been enabled in the outbox.
+ * LDIF file import has been implemented.
+ * The crash bug of LDAP has been fixed.
+ * Some other bugs have been fixed.
+
* 0.6.3
* Message body text search has been implemented.