Norwegian Bokmål (nb) translation update
Updates po/nb.po:
- 520 → 757 complete translations
- 0 untranslated entries remaining (was 121)
- 10 fuzzy entries left pending further review
Style choices:
- «...» (guillemets) for quoted %s, per Norwegian typography
- "depot" for repository (consistent with existing translations)
- "problemløser" for solver, "planlegger" for planner
- "gradvis utrulling" for phasing/phased
- "klartekstsignert" for clearsigned
Updated team list email address.