Some other bugfixes. A bug was fixed that didn't incorporate spool file correctly. A bug was fixed that printed warning when sending message from queue. 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. 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.