2019-07-15 - Avoid crash on getSerialNumber()ANTtester 1.20 Update
- Check use ANT hardware permission
- Switch from PNG to vector images
- Update strings
- Fix Spanish translation
- Add Polish translation by kolya2012662
- Add Portuguese (pt-rPT) by Rui Melo (ViPeR5000)
- Fix crash when device doesn't have browser app
- Fix Android Studio warning.