Settings: IT translation updates

- Update copyright notices
- Replace HTML entities and apostrophe characters with Unicode variants
- Add missing translations for "Force High-End Graphics" and
  "Privacy Guard"

Change-Id: Id25bcf1978690a817c5484d183835f410526df52
Settings: NL translation

Change-Id: Ib1249080e284d7e18a8d23bfc5d527d865d9117b
Settings: NL translations

Transifex changes

Change-Id: I0d9bfe7af215013ae26664e59fefe6fafae0c060
Settings: Update IW translation

added support for new additions to the Settings app

Change-Id: I57ead6ace461e5daad9b4116b4bd60f3342a8e41
Settings: Af Translations

Change-Id: I6b557748ef000de5d54f69d4e9aedfed619c18f7