[ci skip] Switch to MIT license; close #3293
Verifying From header before send mail

Signed-off-by: Michael Granados <michaelgranados@gmail.com>
Making required changes

Signed-off-by: Michael Granados <michaelgranados@gmail.com>
Removing empty lines

Signed-off-by: Michael Granados <michaelgranados@gmail.com>
[ci skip] Remove an unused lang string

Close #3411