Fixed bug that occurred when attempting to send the history.
- Updated app to now ask for permission to write to the SD card
Upgraded barcode recognition engine to Barcode Xpress version 12.1. In this version, there are significant improvements to the overall accuracy of the engine. Also, support for the UPU 4-State barcode type was added.
Upgraded Open SSL to a newer version.
Updated to use phone's latest OpenSSL library.