Can't scan any card

[jzeferino]

General information

• SDK/Library version: 5.4.1
• iOS Version and Device: iOS 12.1.2 on an iPhone X

Issue description

1. I've downloaded the source of this repo.
2. Opened the ScanExample.xcodeproj and deployed it to the device.
3. The app starts and CardIOPaymentViewController is opened
4. Tried numerous cards and didn't get any card detection