Language support

For displaying it's dialogs and messages raspiBackup the system language is used. English is used as default if that language isn't supported by raspiBackup yet.

Supported languages are

1. Chinese
2. English
3. Finnish
4. French
5. German

Anyone who want's to help to add additional language support to raspiBackup is greatly welcome. Details how to add language support is described here. Don't hesitate to create an issue to get in contact with framp and to get any help.