User guide "view-wallet" update to 0.13

- Bump version to 1.2.0
- AR new screenshots (all of them were EN), text not updated: will need an arabic speaker.
- EN new `settings` screnshot, text update, bump to 1.2.0
- ES new `settings` screnshot, text update (untranslated), bump to 1.2.0
- FR new `settings` screnshot, text update, bump to 1.2.0
- IT new `settings` screnshot, text update (untranslated), bump to 1.2.0
- PL new `settings` screnshot, text update, bump to 1.2.0