Changes of Sylpheed

* 2.1.1 (development)

    * IMAP4 now works with Win32 platform.
    * The sorting of summary now fall backs to comparison by date.
    * localedir, manualdir, and faqdir became user-configurable on configure.
    * A bug that multiple selection with Control key didn't work with GTK+
      2.6.9 was fixed.

* 2.1.0 (development)

    * Win32 (MinGW) platform was supported.
    * Many portability fixes were made.
