add new bin file to package
ver 0.2
add support for no quote attach name from softbank
remove duplicate with only 1 message id buffer.

Since the duplicate mail will be received at the
same time, it is effective to compare with the
previous message id only.

If duplicate mails is not continous, it won't be
removed. This is ok. It will be removed at the
later parse phase.
add unit test.