Settings: PL Translations, fixes and improvements.

Small fixes.

Change-Id: I1fc4f26334e89578b1ed6bbb9d61accf4e9bb15e
Settings: updated it translation

Change-Id: I4051a10c56ca25ea1749ca60231e100405f77f3a
Settings: translation - RU

Ic788b4ccf1826075a600e53bc6a7c3c8bda50685 and other missing lines

Change-Id: Ieed66c2b602beb3e9e82fef1232b03c2d4a7407c