New fixes & translations
I notice a few bugs in translations compared to what is already in the dev branch
- doc/pl/tutorials/*: 100%
- doc/pl/checking_account_guota_usage.bb: 100%
- doc/pl/member/member_guide.bb: fixes
- doc/pl/admin/hub_snapshots.md: fixes
- view/pl/hmessages.po: fixes
- view/pl/hstrings.po: fixes to generated code