Opera Mobile Web Browser V16.0.1212.65402

Yenilikler:
- Improved download in background handling
- Improved legacy bookmark handling
- Various improvements for discover section
- Fixed issue when tabs opened in background just shows a stale screenshot of the old page
- Fixed issue when background tab is moved to front when download is opened via Intent
- Fixed crash when using Ceneo.pl as a search engine
- Fixed missing focus on url field
- Fixed disappearing RTL text in history view
- Various stability improvements