NXP-11799 Align UI on PyQT lib
NXP-11799: Align freeze setup + error messages and comments on PyQT
NXP-11799: Cast authentication parameters from QString to string
NXP-11799: More fixes for the switch to PyQT
NXP-11799: Format
NXP-11799: Update README and DEVELOPERS referencing PyQt instead of PySide