Allow setting / getting QByteArray preference item in Python modules. - Additional change to previous commit - revert a way QByteArray value is stored in the string.
Allow setting / getting QByteArray preference item in Python modules.
- Additional change to previous commit - revert a way QByteArray value is stored in the string.

FedoraScientific/salome-gui,FedoraScientific/salome-gui,FedoraScientific/salome-gui,FedoraScientific/salome-gui,FedoraScientific/salome-gui,FedoraScientific/salome-gui