PkfManager: Dutch language strings translation

Thanks to mrjraider
PkfManager: Romanian language strings translation

Thanks to Laurentyu1995
PkfManager: Russian language strings translation

Thanks to Shram32
PkfManager: Spanish language strings translation

Thanks to davidteri91
PkfManager: German language strings translation

Thanks to XeLLaR*
PkfManager: Polish language strings translation

Thanks to mieszk3
PkfManager: Hungarian language strings translation

Thanks to educk
Phantom Key Presses Filter Manager v1.2
PkfManager: Corrected Hungarian language strings translation

Thanks to educk
PkfManager: Serbian language strings translation

Thanks to ZordanKV