Settings: FI translations

Change-Id: I21e05da0a71cd15c6e7dda26a2edc9c814c8822e
Settings: Remove redundant translations

Change-Id: Ia2e4b1efed6f0e8421d4e755b6a740fb4e69ae2f
Save value to shared prefs in HW value scale.

Otherwise we can run into precision issues if the HW e.g. uses a 0..255
scale.

Change-Id: I2df81db728faa64ee7b09cc3101122ff5c95b7a3