Suggestion "History Feature" Add K-9 Mail Application

Components

K-9 Mail open source one application features email client with support for multiple accounts,search,multi-folder sync available emails You can read gmail,yandex,yahoo other accounts control available simple and nice application

Proposal

I suggest that the K-9 mail app add a history feature so users can find out what they have sent and what they receive
>History

Mockups / Examples

This is the look of the current K-9 mail menu app

This is the look of the current K-9 mail History feature added menu

Benefits

Benefit from this feature, Users history use received and sent mails possible deleted and lost mail information reach simple visible but this feature very important