Fixed finnish translation

- Fixed Few finnish transalations
- Removed duplicate contrast define
Merge pull request #822 from tommil/Marlin_v1

Fixed Finnish translation
Revert "Added missed stock K8200 setting"

... on the other hand, it works for me with 1 mm, so why change it?

This reverts commit fc9aa05369b231555aea16d3d9abe4cfc5bd8bc1.
Merge branch 'Marlin_v1' of https://github.com/ErikZalm/Marlin into K8200