change how textures from non-power-of-2-width textures are filled. this fixes e.g. the vertical lines appearing between Bath theme's horizontL
#include <QApplication>
#include "mainform.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
MyWindow *mainWin = new MyWindow;
mainWin->show();
return app.exec();
}