Added option to not display prefix

Signed-off-by: Senmori <whiteheadc54@yahoo.com>
Updated config.

Signed-off-by: Senmori <whiteheadc54@yahoo.com>
Fixed typo.

Signed-off-by: Senmori <whiteheadc54@yahoo.com>
Normalize file endings.
Format config.yml.
It's neater to do it this way.