Vidrio for Mac v1.15: two more translations!

23 Apr 2020

More translations!:

• Luís Fonseca contributed Portuguese translations! Obrigado! 😍
• elmaco1979 contributed a Spanish translation! Gracias! 🙏

And some internal changes for nerds: we eliminated most unsafe Swift syntax forms, such as try!, as!, and optionalValue! force-unwrapping. We also eliminated most uncaught exceptions. We now have verbose error message boxes for possible failures and unexpected conditions.