Added IMAP server implementation
javadoc and source formatting
Added EmailFilter.
Changed interface for fetching emails - added filters and more methods. Custom flags replaces with mail Flags.
Added EMailUtils and fix bug with mime type extraction
Fixed attachments recognition and added some more methods.
todo updated
Message parsing moved to ReceivedEmail. Added EmailUtil methods for parsing EML files and content. Added support for attached Messages.
EML test added
todo updated