Weird interaction with `whitespace-mode`

[gekoke]

There's actually no trailing whitespace in the following screenshots:

Perhaps related to #49

[Artawower]

I think the blamer-min-offset variable is to blame here. Try setting this variable to 0

[gekoke]

With blamer-min-offset set to 0:

It would be great if this worked regardless of the value, though.

Also, the spaces in the commit message get overwritten with the whitespace-mode symbols, as you can see.

Not sure if this is something that can be changed or is inherent to the way overlays work.