In bbPress 2.2+, change Forums Archive Title (forums main page), some Breadcrumbs arguments, User Role display names plus a few other Forums Strings.
No, not yet. The plugin just uses currently available filters in bbPress branches from v2.1 or higher plus the WordPress global variable for all translations for a few other strings. So I'll only add new settings for more strings if there is an original bbPress filter/ hook available and if a setting really makes sense for some use cases (to slim down global variable usage!).
Sadly, this could be true in some cases: