Fix default path for file open

QTProject/mainwidget.cpp

@@ -151,7 +151,7 @@ void MainWidget::initializeGL(){
 void MainWidget::loadNewMesh(){
 
     QString fn = QFileDialog::getOpenFileName(NULL, tr("Open Mesh..."),
-                                              QString("..\\Models"),
+                                              QString("../Models"),
                                               tr("*.md5mesh *.3ds *.md2 *.obj *.dae *.dxf *.mesh.xml *.blend *.b3d" ));
     emit subdivChange(0);
     loadNewMesh(fn);