Changelog:
- Fix: don't dismiss file transfer on screen rotation
- Fix: open external sites in the browser
- Fix: Snackbar theming on older API levels
- New: Better (re-)loading of website
- New: Custom info screen, when device is not connected with a Wi-Fi Network
- New: Automatically trigger refresh when Wi-Fi becomes available
- New: Themed app start
- New: Start app as independent instance when launching via share intent
- New: Keep screen on while app is running
- New: Update notification with automatic download & install option
- New: German translation (the snapdrop website itself is still untranslated)