ui: Fixes in project wizzard

* stretch at end of preferences
* space at scrollbar
* default font size
* only refresh project when something changed
* fixed sizing of text fields
* icons fit to font size
* use em base sizes
* added language to project type label

src/lib_gui/qt/window/project_wizzard/QtProjectWizzardWindow.cpp

@@ -113,6 +113,11 @@ void QtProjectWizzardWindow::populateWindow(QWidget* widget)
 		layout->setColumnStretch(HELP_COL, 0);
 		layout->setColumnStretch(LINE_COL, 0);
 
+		if (m_scrollAble)
+		{
+			layout->setColumnMinimumWidth(BACK_COL + 1, 10);
+		}
+
 		widget->setLayout(layout);
 	}
 }