[Eric] Re: QWidget: Must construct a QApplication before a QPaintDevice

[Bob Tanner]

> $ eric4
> Warning: translation file 'qt_en_US'could not be loaded.
> Using default.
> Warning: translation file 'eric4_en_US'could not be loaded.
> Using default.
> Warning: translation file 'qscintilla_en_US'could not be loaded.
> Using default.
> QWidget: Must construct a QApplication before a QPaintDevice


Several other applications work properly.

- eric4-unittest pops up a dialog and it seems functional
- eric4-compare pops up a dialog and I can diff files
- etc

Not sure if this makes a difference.