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 Changes of Sylpheed
 * 1.0.0
     * The first official release.
     * The escaping of special characters in action commands has been
       modified.
     * The crash on deleting a remote account has been fixed.
 * 1.0.0rc
     * The IMAP4 parser has been fixed for 64-bit platforms.
     * Users are now asked to switch to online mode when sending in offline.
     * The line-joining problem of auto-wrapping has been fixed.
     * Special characters are now properly escaped when executing action
       commands.
     * Some compiler warnings have been removed.
 * 1.0.0beta4
     * The Japanese manual has been updated.
     * Some icons have been modified, and unused icons have been removed.
     * The menu strings have been fixed.
     * The workaround for invalid CR characters on POP3 has been made.
 * 1.0.0beta3
     * The Japanese JPilot address book has been supported.
     * Back scrolling on Shift/Alt and Space key press has been enabled.
     * Attached text files are now canonicalized before encoded to BASE64
       to conform with RFC 2045.
     * The optimal Content-Transfer-Encoding will be used when attaching
       text files.
     * The icons of the receive dialog have been modified.
     * Mozilla Firefox has become a default web browser.
     * The auto-expanding status bar has been fixed.
 * 1.0.0beta2
     * don't move or delete immediately at local filtering when immediate
       execution option is off.
     * 'Empty trash' has been added to the folder context menu.
     * 'Remove mailbox' has been removed from the folder context menu.
     * 'File' menu in the main menu has been reorganized.
     * AND/OR matching option has been added to the summary search dialog.
     * APOP setting became a separate option for POP3.
 * 1.0.0beta1
     * Icons are added to the alert dialog and filter edit dialog.
     * Cc is added for the parameter of templates.
     * The menu of composition window has been reorganized.
     * Gettext has been upgraded to 0.14.1.
     * Some minor bugs of filtering have been fixed.
 * 0.9.99
     * The new filtering system, which has many new features, has been
       implemented.
     * The handling of 'New' flags for messages has been modified.
     * The spool path setting can now take both file and directory.
     * Invalid URIs used by DnD has been fixed.
     * Other bugfixes have been made.
 * 0.9.12
     * A session timeout for POP3/SMTP has been implemented.
     * The 'Print' menu on the context menu has been restored.
     * the value of CACHE_VERSION has been increased to prevent a cache
       incompatibility problem on some platforms such as FreeBSD.
 * 0.9.11
     * The spring-loaded folder has been implemented for the folder view.
     * A function to filter selected messages has been added.
     * Always move messages by default when using DnD (copy if Ctrl key is
       pressed).
     * On filtering, the matching algorithm of 'not contain' flag has
       been fixed.
     * NNTP servers that require authentication at the beginning of the
       session has been supported.
     * The method of updating the progress dialog has been modified.
     * The context menu on the summary view has been cleaned up.
     * The image viewer has been fixed.
     * The cache handling has been fixed for AMD64 and other 64-bit platforms.
     * The SMTP routine has been fixed to fully comply with RFC 2821.
 * 0.9.10
     * A new folder can be created on the folder selection dialog now.
     * The folder view is now updated progressively when receiving.
     * Statasbar has been added to the message view window.
     * The built-in image viewer has been improved, and its memory leaks
       have been fixed.
     * Ukrainian translation has been added.
     * Other bugfixes have been made.
 * 0.9.9
     * Word wrapping on multibyte locales has been improved.
     * The receive menu has been improved.
     * The combo button for toolbar has been implemented.
     * The download feature for IMAP / News folders has been implemented.
     * URL is now shown on the toolbar when links are clicked, and put
       warning in case of fake URL.
     * JIS X 0201 Kana (hankaku kana) will be converted into JIS X 0208
       when sending.
     * Crashes on 64-bit environments has been fixed.
     * Other bugfixes have been made.
 * 0.9.8a
     * The bug that caused the failure of cache data read has been fixed.
 * 0.9.8
     * The offline mode has been implemented.
     * The performance of the scanning of MH folders has been improved on
       the platforms which support d_type in 'struct dirent'.
     * The error checking on moving/deleting messages has become strict.
     * When getting IMAP4 message list, it now fallbacks to FETCH command
       if server doesn't fully support SEARCH command.
     * Outbox for accounts are now correctly chosen when sending from queue.
     * Gettext has been upgraded to 0.12.1.
     * IPv6 support is now enabled by default.
     * Other bugfixes have been made.
 * 0.9.7
     * The vulnerability in SMTP response handling, which is exploitable by
       a malicious SMTP server, has been fixed.
     * The structure of folder system has been sorted out.
     * The checking of the existence of IMAP root directory has been modified.
 * 0.9.6
     * A crash bug when deleting currently opened folder has been fixed.
     * The performance issue of the address book has been fixed.
     * The behavior of manual signature insertion has been reverted.
     * A crash bug on startup when a font can't be loaded has been fixed.
     * The format of MIME boundary has been modified again.
     * Other minor bugfixes have been made.
 * 0.9.5
     * The size, the position, and the visibility of separated views are now
       remembered.
     * The per-folder settings are now preserved even if a folder tree is
       rebuilt.
     * The receive dialog's option to display the dialog only on manual
       receiving has been added.
     * 'Top' and 'Bottom' button has been added on the filter setting dialog.
     * The UIDPLUS extension of IMAP4rev1 has been supported.
     * The folder system has been cleaned up a bit.
     * The sylpheed.spec file bundled in the source package has been improved.
     * The format of MIME boundary has been modified.
     * A memory leak and a buffer overrun have been fixed.
 * 0.9.4
     * The performance of the operation of IMAP4 folders, such as move,
       copy, delete and mark, has been greatly improved.
     * The contents of IMAP4 folders are now always synchronized with the
       server.
     * Message flags are now properly taken over when copying messages into
       IMAP4 folders from others.
     * The CRAM-MD5 authentication mechanism has been supported for IMAP4rev1.
     * Message move, copy and delete are now possible while receiving mails.
     * The non-blocking SSL can be turned off as a workaround for the
       connection problem.
     * The bug that ran into infinite loop if connection was closed by remote
       host has been fixed.
     * The configuration files will not be overwritten on startup anymore.
 * 0.9.3
     * The network I/O system has been rewritten to use non-blocking I/O,
       and the performance of POP3 and SMTP has been improved much.
     * '--status-full' option has been added. '--status' option now takes
       arguments for folders.
     * Minor bugfixes have been made.
 * 0.9.2
     * The bug that removed messages from server if "Don't receive" action is
       specified by the filter rule has been fixed.
     * The bug that caused abort when a button is double-clicked on some
       dialogs has been fixed.
     * A warning that was displayed when address book was empty has been fixed.
 * 0.9.1
     * The bug in handling folder names which include '+' in IMAP4 modified
       UTF-7 conversion has been fixed.
     * The parsing of message/rfc822 parts in multipart messages has been
       fixed.
     * Several bugs of auto signature replacement has been fixed.
     * A bug that didn't hide user string in the Action dialog has been fixed.
     * Socket I/O timeout interval is now configurable.
 * 0.9.0
     * The multi-process network I/O has been implemented for POP3 and SMTP.
     * The Action feature has been improved.
     * The automatic signature replacement on account change has been
       implemented.
     * Hyperlinks of HTML messages are now correctly handled.
     * The separated message view now has a menubar.
     * Original messages' headers are now included as the preset keywords
       on automatic filter creation.
     * The verbose error messages are now displayed on POP3 and SMTP.
     * The lines of the log window is now restricted to reduce the memory
       usage.
     * The Shift_JIS locale has been supported.
     * The internal MIME structure has been cleaned up.
     * Address names which have special characters are now correctly quoted.
     * Slovak message catalog has been added.
     * The header corruption bug on reediting has been fixed.
     * The bug of UTF-7 encoding conversion has been fixed.
     * A workaround for unknown timezones has been made.
     * A workaround for wrapping problem on UTF-8 locale has been made.
     * More workaround for crashes by illegal characters has been made.
     * The crash bug in IMAP4 parser has been fixed.
     * The crash bug of the composition window has been fixed.
     * The colormap / visual problem on Solaris has been fixed.
     * Other bugfixes have been made.
 * 0.8.11
     * The folder option to remove parentheses and brackets at the beginning
       of subject has been added.
     * The option to use command output for signature has been added.
     * The summary search now also looks for collapsed nodes.
     * The size of the source window is now remembered.
     * Euro locales (ISO-8859-15) have been supported.
     * Many locales and encodings which were not supported before have been
       added.
     * Galician translation has been added.
     * Support for Latin locales (ISO-8859) has been fixed.
     * UTF-8 locale support has been fixed.
     * The folding problem of headers has been fixed.
     * The more workaround for abort problem in Japanese locale has been made.
     * Other bugfixes have been made.
 * 0.8.10
     * The validity check of EUC-JP code became more strict.
     * The handling of strings which failed to be converted has been modified.
     * Minor bugfixes and a speed improvement have been made.
 * 0.8.9
     * Transition from libjconv to direct use of iconv() API has been made.
     * Quoted-Printable encoding for outgoing messages has been enabled.
     * Content-Transfer-Encoding for outgoing messages became user definable.
     * The abbreviation method of newsgroup name has been improved.
     * Russian locales support has been improved.
     * Fixes for message canonicalization have been made.
     * Bugs of header MIME encoding have been fixed.
 * 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.
     * The option to resize images to fit the size of view has been added.
     * The previous account is now restored on reediting draft messages.
     * The routine of MIME header encoding has been rewritten completely,
       and Q-encoding for single-byte locales has been also implemented.
     * Strings beginning with "www." are now treated as URI.
     * The default WWW browser has been changed to Mozilla.
     * The common preferences dialog has been reorganized a bit.
     * The remote command operation can be executed without X now.
     * Code cleanups for the implementation of SMTP has been made.
     * Autotools and libtool have been updated.
     * A fix for font loading problem has been made.
     * Other minor bugfixes have been made.
 * 0.8.6
     * Per-folder account setting has been implemented.
     * Per-folder default To / Cc / Bcc / Reply-To setting on composition
       has been implemented.
     * The status of signature is now indicated using different colors.
     * Reply-To header now has priority over List-Post header on list-reply.
     * Multiple deletion of IMAP4 messages has been optimized.
     * A workaround for the problem that couldn't display 8-bit characters in
       C or POSIX locale has been made.
     * The B-encoding of headers on locales other than Japanese (when not
       using libjconv) has been enabled.
     * 'Rescan folder tree' has been renamed to 'Rebuild folder tree'.
     * The redundant error messages of code conversion failure has been
       prohibited.
     * The cancellation of POP3 session has been fixed.
     * The error detection of POP3 has been improved.
     * The LDAP library detection of configure script has been fixed once more.
     * Other minor bugfixes and code cleanups have been made.
 * 0.8.5
     * Many fatal errors which will lead to crash in message catalogs have
       been fixed.
     * Cc header is now correctly recognized on reply and forwarding.
     * A problem of refresh of summary on IMAP4 and News folder has been fixed.
     * A bug of changing accounts on composition window has been fixed.
     * The LDAP library detection of configure script has been fixed again.
     * Queueing of news messages has been enabled.
 * 0.8.4
     * The 'Select thread' function is added.
     * The 'Reply to mailing list' function is added.
     * The 'Reply' button invokes 'Reply to list' by default (configurable).
     * More fix for GnuPG signing and verification has been made.
     * The bug that deleted messages that are not received by filter has
       been fixed.
     * The bug that couldn't exit normally after opening composition window
       has been fixed.
     * The LDAP library detection of configure script has been fixed.
 * 0.8.3
     * The state of compose window is now changed automatically when the
       account is selected.
     * The option to only mark message as read when opened in new window has
       been added.
     * The receive progress dialog now shows detailed information in the
       status list.
     * The receive progress dialog can be kept open.
     * The line-joining problem of auto-wrapping has been fixed.
     * IMAP and News cache files/directores are now correctly purged if
       they become unnecessary.
     * The wrong news article number calculation has been fixed.
     * The summary refresh problem has been fixed.
 * 0.8.2
     * GnuPG improvements and fix
       o The line endings are canonicalized correctly before signing.
         WARNING: don't sign messages with Sylpheed prior to this version
                  since they didn't fully conform RFC3156 and may cause
                  incompatibility between other MUAs.
       o The feature to store passphrase in memory temporarily has been
         implemented.
       o The ascii-armored encryption and clear text signing has been
         implemented.
     * Line-wrapping improvements and fix
       o The cursor movement on auto-wrapping has been fixed.
       o Flickers on auto-wrapping has been repressed.
     * Socket I/O timeout has been implemented.
     * The '--attach' command line option has been implemented.
     * Automatic cache expiration for News has been implemented.
     * Time stamp has been added to the log messages.
     * Temporary files are created under ~/.sylpheed/tmp/.
     * The problem of folder and summary view refresh on incorporation has
       been fixed.
     * The correct FQDN will be returned to server.
     * Some major memory leaks have been fixed.
     * Some other bugs have been fixed.
 * 0.8.1
     * The regression of Japanese code conversion have been fixed.
     * The problem in MIME header encoding has been fixed.
     * Several memory leaks in the address book has been fixed.
 * 0.8.0
     * The "Paste as quotation" feature has been implemented.
     * The "Action" feature (function to pass contents of messages to external
       programs) has been added.
     * Automatic line-wrapping on input has been enabled.
     * The Japanese encoding conversion routine has been rewritten and libkcc
       has been removed.
     * The MIME encode/decode routines based on fetchmail have been rewritten.
     * The IMAP response parser has been improved.
     * The authentication method on SMTP AUTH can be forced.
     * The receive error dialog can be disabled.
     * The option to change the displayed message automatically with cursor
       key on the summary view has been added.
     * The copy and paste problem in MIME mode has been mostly fixed.
     * Some other minor bugfixes and improvements have been made.
 * 0.7.8
     * The feature to leave messages on POP3 server for specified days has
       been implemented.
     * The SSL preferences which was broken at the previous version has been
       fixed.
 * 0.7.7
     * The 'Redirect' (aka Bounce) feature has been implemented.
     * IMAP4 / POP3 STARTTLS command has been enabled.
     * NNTP over SSL has been enabled.
     * The sorting order of the summary view became persistent.
     * The 'Expand / Collapse all threads' feature have been added.
     * The sorting order of the folder tree became case insensitive.
     * The common / account preferences button has been removed from the
       toolbar.
     * Some fixes and improvements for MIME view have been made.
     * The behavior of the toggle menu of 'Folder tree' and 'Message view'
       have been fixed.
     * The behavior of address completion has been fixed.
     * A bug in the header MIME encoding routine on Japanese locale has been
       fixed.
     * Some other bugfixes have been made.
 * 0.7.6
     * The manual and FAQ have been updated, and German and Italian FAQ have
       been added.
     * IMAP shared folder has been supported.
     * 'Create filter rule' has been added to the context menu.
     * Only newsgroup names longer than specified length are abbreviated.
     * 'Get all' doesn't check for new messages on IMAP or News account by
       default.
     * Minor improvements to the folder property dialog have been made.
     * Special characters like parentheses can be used in password for IMAP
       accounts now.
     * Some crash bugs and other minor bugs have been fixed.
 * 0.7.5
     * The license has been modified so that it will be compatible with
       OpenSSL.
     * Sent / Drafts / Queue folder on IMAP4 has been enabled.
     * The internationalization of IMAP4 folder name has been implemented.
     * IMAP4 folder renaming has been implemented.
     * Some critical bugs in IMAP4 response parser have been fixed.
     * Non-default mailboxes are now specifiable for inbox, sent, draft,
       trash folder and the destination of filtering, using folder identifier.
     * Folder property dialog has been implemented.
     * Special folders can be specified from the folder property dialog.
     * 'Outbox' has been changed to 'Sent'.
     * Queued messages are now saved to Sent folder after they are actually
       sent.
     * The auto line-wrapping has been improved.
     * 'Reply to sender' now works for newsgroups.
     * The SMTP server response is now referred on SMTP AUTH.
     * Templates can be inserted into the current cursor position now.
     * Confirmation dialog is displayed on sending if subject is empty.
     * Displayed newsgroup names are now abbreviated.
     * The timeout of DNS lookup has been implemented.
     * 'Ctrl-Enter' shortcut now works even if Num Lock is on.
     * The new application icon has been added.
     * New message checking on IMAP or news server will be aborted immediately
       if some errors occurred.
     * Some menu items have been modified.
     * Some other bugfixes have been made.
 * 0.7.4
     * The bug that lost UIDL information if any error occured before issuing
       UIDL command was fixed.
     * Message retrieving is now cancelable from the menu even if the dialog
       is hidden.
     * Some warnings on compiling with gcc-3.0 have been removed.
     * The English manual has been updated.
     * The FAQs in English, Spanish and French have been added.
 * 0.7.3
     * Attached files will be inherited on forwarding or reediting.
     * Filter rules will be also updated when renaming or deleting folders.
     * 'Get all' and 'Check for new messages' now works for IMAP4 and News
       accounts.
     * Limit of Receive size for POP3 has been implemented.
     * The new notebook tab interface for multipart messages has been
       implemented, and text parts are displayed on the text view all together.
     * Separate user ID and password can be used for SMTP AUTH.
     * ISO-8859-15 support has been added.
     * Cancellation of POP3 session is now handled correctly.
     * Some bugfixes have been made.
 * 0.7.2
     * Message moving between different type of folders has been enabled.
     * PGP decryption failure bug has been fixed.
     * IMAP4 APPEND command failure has been fixed.
     * Selection reply bug has been fixed.
     * The bug that the external editor fails to launch when quotation
       characters are used in the command line, has been fixed.
     * 'Show all header' and 'Thread view' became toggle switch.
     * Some code cleanups have been made.
 * 0.7.1
     * Message copy between different type of folders has been enabled.
     * Multiple message forwarding has been enabled.
     * Most of key bindings became customizable.
     * The default menu shortcuts have been modified so that Ctrl is used
       as the modifier key.
     * Quick menu shortcut changer has been implemented.
     * Quick filter rule creation has been implemented.
     * "Show all header" now displays the headers in the current message
       view.
     * File save dialog has been improved.
     * '--send' option has been added.
     * Quoted part of message text on reply or forward is specifiable by
       selecting it.
     * From address is now added to Cc entry when 'Reply to all' is used
       on the messages which have Reply-To header.
     * Mac OS X (Darwin) has been supported.
     * Ctrl-Enter now works on the composition window.
     * It now compiles with C compilers other than gcc.
     * Crash in mark processing on 64bit architecture has been fixed.
     * Crash on font load failure has been fixed.
     * Some address completion bugs have been fixed.
     * Some many other bugs have been fixed.
 * 0.7.0
     * Undo / redo function has been implemented.
     * Regular expression has been supported in filtering.
     * LDIF file import has been improved.
     * The cursor on composition window blinks now.
     * The feature to keep editing after saving to draft has been added.
     * The position of Subject entry on composition window has been moved
       to the last.
     * The menu items have been reorganized.
     * WMCLASS is set for some windows.
     * A bug that causes infinite loop at line-wrapping has been fixed.
     * Some bugfixes for template, addressbook and IMAP4 have been made.
 * 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.
     * The text part of nested multipart message, or HTML only message
       is now correctly quoted on replying.
     * The status of threading is now preserved for each folders.
     * Selective removal from trash folder has been enabled.
     * User name and password of IMAP4 account which include spaces are now
       handled correctly.
     * Workaround for 8bit characters conversion failure on C locale when
       using libjconv has been made.
     * Some bugs that caused crashes have been fixed.
 * 0.6.2
     * The new addressbook has been implemented (Match Grun).
     * LDAP, vCard, and JPilot have been supported.
     * The option to launch the external editor automatically has been added.
     * Sorting by mark, unread, attachment, and color label has been enabled.
     * Moving to the next or previous flagged messages has been enabled.
     * The "Mark all read" function has been added.
     * The function to reformat the current paragraph has been implemented.
     * Some icons have been replaced.
     * The layout of some menu items has been modified.
     * Some other bugfixes have been made.
 * 0.6.1
     * A crash bug caused by the typo of ja.po was fixed.
     * Some bugs of configure were fixed.
     * The bug that ignored Bcc: when using external command for sending was
       fixed.
     * A bug of auto-checking was fixed.
     * Readability of the selected color-labelled line has been improved.
     * Croatian message catalog has been added.
 * 0.6.0
     * Some operations are enabled while receiving.
     * A progress bar has been added to the status bar.
     * SSL has been supported (POP3, SMTP, IMAP4).
     * Color label is implemented.
     * Sending with local sendmail command is enabled.
     * Queued messages are now re-editable.
     * Old messages will be removed after re-editing.
     * Account information is now used when sending from queue.
     * New account dialog will be displayed on the first run.
     * Suppressed the output to status bar on IMAP4 and NNTP.
     * The memory usage of the integrated XML parser has been reduced.
     * The configure script has been improved.
     * The bug that tried to fetch a nonexistent message on POP3 has been
       fixed.
     * The crash bugs of the summary view and the attachment property dialog
       of the composition window has been fixed.
 * 0.5.3
     * The performance of the summary view has been improved a bit.
     * The option to expand / collapse message threads has been added.
     * Unread messages are now displayed with bold font.
     * The option to update all local folders after getting messages has
       been added.
     * "Add sender to address book" has been implemented.
     * The position of displayed message is now kept after updating the
       summary view.
     * A security problem of POP3 has been fixed.
     * Bold and small fonts are now configurable with ~/.sylpheed/sylpheedrc.
     * Some other bugs have been fixed.
 * 0.5.2
     * The English manual has been added.
     * Polish message catalog has been added.
     * Accounts are automatically selected on reply.
     * Unnecessary return codes in user-defined header are removed.
     * UI of date format setting has been improved.
     * The bug that couldn't handle escaped characters on IMAP4 has been fixed.
     * The bug that suspended the process after opening attached files has
       been fixed.
     * Workaround for raw-JIS code in header fields has been done again.
     * The bug that couldn't handle some responses on NNTP has been fixed.
     * Some other minor fixes have been done.
 * 0.5.1
     * Expand/collapse state of folders is now preserved.
     * Newsgroups can be selected from the list dialog.
     * Workaround for raw-JIS code in header fields.
     * The current read size in some dialogs are displayed with human-readable
       format.
     * Cc can be used in the reply format.
     * Base64 data with unusual line length became decodable.
 * 0.5.0
     * A fix for the bug that prevented the removal of selected IMAP4 folder.
 * 0.5.0pre4
     * Gettext has been updated to 0.10.38.
     * Some more outgoing character sets became specifiable without libjconv.
     * --enable-threads option has been removed temporarily.
     * IMAP4 mailbox status is now updated while scanning tree.
     * IMAP4 and NNTP port number is now specifiable.
     * The Japanese manual has been updated.
     * Some UI and other fixes have been done.
 * 0.5.0pre3
     * Autoscan of IMAP4 directory has been implemented.
     * IMAP4 server directory prefix became specifiable.
     * Some other bugfixes have been done.
 * 0.5.0pre2
     * Bugfixes for IMAP4. Logs are now also output to file.
 * 0.5.0pre1
     * Many bugfixes for IMAP4, and some modifications for user interface.
 * 0.4.99
     * Attached files can be opened with arbitrary programs.
     * The progress dialog is shown when sending a message.
     * User-defined headers can be added.
     * On the folder tree, unread mark is added to closed folders which have
       some unread subfolders.
     * Command line options such as --help and --version can now be executed
       without X.
     * NNTP authentication has been supported.
     * Summary view shows a dialog to process the unexecuted marks when
       changing the current folder.
     * `Reply to sender' has been added.
     * In IMAP4rev1, move, copy, delete and namespace have been implemented.
       INBOX and trash folder are automatically added when creating a new
       IMAP4 account.
     * Many other bugfixes have been done.
 * 0.4.66
     * The bug that didn't calculate MD5 correctly on big endian machines
       (like PowerPC) has been fixed.
     * The incorporation dialog has been improved.
     * Auto mail checking has been implemented.
     * Headers displayed on the message view are now customizable.
     * Some other bugfixes have been done.
 * 0.4.65
     * The items of preferences dialog have been reorganized.
     * The header pane can be toggled on and off now.
     * Page scroll step is now selectable between one page and half page.
     * Messages can be exported as mbox format.
     * GnuPG support code has been updated.
     * The format of date in summary view became freely definable.
     * The MD5 routine by RSA has been replaced by an FSF implementation.
     * The progress dialog of POP3 has been considerably improved.
     * IMAP4 folder creation/deletion is enabled.
     * A bug in IMAP4 that caused infinite loop and buffer overrun has been
       fixed.
     * A socket is now handled with abstraction layer.
     * Some other bugs have been fixed.
 * 0.4.64
     * The built-in XML parser has been modified so that it escapes certain
       characters, and supports multiple-lined tag.
     * The bug that caused infinite loop when illegal XML file was given was
       fixed.
     * The problem when not moving to inbox after getting new mail was fixed.
     * The bug that made Sylpheed crash when clicking Cancel button while
       getting new mail was fixed.
 * 0.4.63
     * Some menu items are sorted out.
     * `Attract by subject' is speeded up.
     * Smooth scrolling of message text is enabled.
     * Generic mark and Deleted mark became permanent.
     * Replied and Forwarded mark are enabled.
     * The design of New and Unread mark is changed.
     * Generic mark and Unread mark can be toggled with clicking summary view.
     * Long References header is truncated now.
     * Updated the GnuPG support code.
     * Messages can be moved across file systems.
     * Message date is converted into local time when displaying.
     * The colors of quoted part and URI of messages can be specified, and
       they are specifiable according to quotation level.
     * It is enabled to keep the current folder after receiving new messages.
     * The speed of cache reading is improved.
     * Message copy is implemented.
     * Many other bugfixes have been done.
 * 0.4.62
     * Prohibition of multiple execution and operation by command line
       options are enabled.
     * Workaround was done for duplicated From_ line in mbox file.
     * HTML - > text converter is implemented.
     * SMTP AUTH is supported.
     * FIFO is allowed for signature file.
     * Security probrems related to tmpfile() and chmod() are fixed.
     * A bug was fixed that couldn't open attached files which include space.
     * Address completion is enhanced.
     * Move and remove are enabled in IMAP4.
     * Message source can be displayed.
     * Some other bugfixes.
 * 0.4.61
     * Bugs in address completion, sending, and folder view have been fixed.
 * 0.4.60
     * The horizontal scroll bar is added on the summary view.
     * Drag and drop from the summary view to the folder view is enabled.
     * Preliminary support of GnuPG is added (needs GPGME).
     * `Update folder tree' is performed correctly now.
     * Receiving dialog is improved.
     * `Select all matched' is enabled in the summary search.
     * Some new toolbar icons are added.
     * Attached files can be opened with metamail command.
     * Address completion with tab key is enabled in the address entry on
       the composition window.
     * Some many other bugfixes.
 * 0.4.52
     * News posting feature is implemented.
     * Number of unread messages is now displayed at the side of folder name.
     * Accounts are now selectable on the composition window.
     * Some other bugfixes.
 * 0.4.51
     * A bug was fixed that didn't incorporate spool file correctly.
     * From_ line is now recognized as separator of messages even if the
       previous line isn't empty.
     * A bug was fixed that printed warning when sending message from queue.
 * 0.4.50
     * The architecture were overhauled, and folders are now managed by
       object-oriented approach.
     * The location of mailbox became specifiable, and multiple mailboxes
       are now manageable simultaneously.
     * Summary scrolls only on the edge when messages are selected.
     * News servers are now added using account creation.
     * In IMAP4, the reading of existing folders is enabled.
     * Interfaces are modified a bit.
 * 0.4.9
     * Fixed some bugs and updated message catalogs.
 * 0.4.8
     * Fixed a bug that locked the process if the status bar was hidden.
     * Fixed a bug that put a garbage to charset if the outgoing character
       set was specified and non-ascii characters were used in subject.
     * Added Portuguese message catalog.
 * 0.4.7
     * Changed the ruler to the more graphical one.
     * Made the state of status bar get preserved.
     * Made it configurable for each accounts whether to receive messages
       when getting from all accounts.
     * Updated README.
 * 0.4.6
     * Added a ruler to the composition window.
     * Added the list of the compiled-in features and clickable URI to the
       official web site to the about dialog.
     * Added `Show all header' to the right-click menu at the summary.
     * Fixed a bug on quotation.
     * Fixed memory leak bugs.
     * Some other fixes.
 * 0.4.5
     * Implemented line-wrapping functions.
     * Added supports for some codesets.
     * Added Chinese message catalog.
     * Extended quotation format.
     * Made the settings of the menu shortcuts preservable.
     * Fixed a probrem that caused to show garbage characters if the codeset
       wasn't set.
     * Some other bug fixes.
 * 0.4.4
     * Enhanced the support for 8bit code (ex. ISO-8859-1). Other bug fixes.
 * 0.4.3
     * Implemented the draft message function.
     * Made the summary get the proper display on the queue folder.
     * Changed the color of unread mark from green to blue.
     * Some other bug fixes.
 * 0.4.2
     * Added preliminary IMAP4 codes.
     * Enhanced the MIME message parsing routines.
     * Changed the display method of HeaderView.
     * Modified the codeset conversion routines.
     * Added Spanish message catalog.
     * Removed `Reply with quote', and added `Reply to all'.
     * Implemented `Forward as an attachment'.
     * Some other bug fixes.
 * 0.4.1
     * Fixed the probrem of codeconv.c that prevented compiling.
     * Modified sylpheed.spec.
 * 0.4.0
     * Modified the layout of the preferences dialog widgets.
     * Fixed the probrem of Japanese processing on FreeBSD.
     * Workaround for the malformed References: header generated by OE5 :(
 * 0.3.99
     * Applied Kondara patch and enabled to support many locales, including
       UTF-8 (Unicode), when using libjconv.
     * Integrated the manual written by BONAIM.
     * Added the option that specifies whether to display short headers on
       message view or not.
     * Disabled IPv6 support by default.
     * Added copyright notice to the source files.
     * Some bug fixes.
 * 0.3.29
     * Supported external editor.
     * Supported Content-Transfer-Encoding: x-uuencode.
     * Replaced system() with execvp().
     * Modified the reversed order of `Yes' and `No' at some alert dialogs.
     * Enabled to open a message with new window.
     * Made it display the simplified headers if the part of multipart
       message is text/plain.
     * Enabled to use font selection dialog on the setting of message font.
     * Modified so that it processes address correctly if the part of it is
       quoted.
     * Added `None (local)' to the menu of protocol on the account setting.
     * Some other fixes.
 * 0.3.28
     * Supported ISO-8859-1.
     * Fixed the size of the dialogs.
     * Made it saves the size of widgets and the width of columns.
     * Added the French message catalog.
     * Changed the variable name of filtering (check the auto-filtering
       option again if you've turned it on before).
     * Fixed some bugs.