+** The structure of the message database is improved.
+ Following setting is to convert legacy msgdb to the new one when you
+ select a folder.
+ (setq elmo-msgdb-default-type 'standard
+ elmo-msgdb-convert-type 'auto)
+ (which is initial setting.)
+
+** The temporary mark and corresponding action is now customizable.
+
+ By default, following mark-and-actions are defined.
+ mark-and-actions which are defined as before.
+ "o" refile (same as before)
+ "O" copy (same as before)
+ "d" dispose (formerly delete, 'D' mark. Messages are moved to
+ wl-trash-folder. Its behavior is decided by
+ wl-dispose-folder-alist.)
+ New mark-and-actions which are newly introduced.
+ "D" delete (remove message immediately)
+ "i" prefetch (prefetch message)
+ "~" resend (resend message)
+ Press 'x' to execute actions which corresponds to the mark.
+ mark-and-actions can be define by the new variable,
+ 'wl-summary-mark-action-list'. See its docstring for more in detail.
+
+** SPAM filter module is added.
+ Following spam filter libraries are supported.
+ bogofilter
+ spamfilter
+ bsfilter
+ SpamAssassin
+ SpamOracle
+ Regular Expressions Header Matching
+
+** 'mark folder is renamed to 'flag folder.
+ Related to this, original message location is displayed as help-echo on summary
+ line in the 'flag folder (you can control the behavior by
+ wl-highlight-summary-line-help-echo-alist).
+
+** Now you can put arbitrary user defined flag on message.
+ You can specify its flag by "F" in the summary mode.
+
+** New marks, 'A' and 'a' are added for answered messages.
+ Now answered messages have its own mark in the summary mode.
+ 'A' is displayed for uncached messages and 'a' is for cached messages.
+
+** New mark,s 'F' and 'f' are added for forwarded messages.
+ Now forwarded messages have its own mark in the summary mode.
+ 'F' is displayed for uncached messages and 'f' is for cached messages.
+
+** New search condition 'Flag' (Status of the message) is added.
+ There are flags 'unread', 'important', 'answered',
+ 'digest' (unread or important) and 'any' (any of the flag).
+ For example, following filter folder contains only unread or important
+ messages in the %inbox folder.
+
+ /flag:digest/%inbox
+
+** Draft save function is improved.
+ Now you can set wl-draft-folder to IMAP folder, Maildir folder, and so on.
+