ui: Rewrote project setup to wizzard

* QtProjectWizzard handles window managment logic of project setup
* QtProjectWizzardWindow is used in every step and displays QtProjectWizzardContent
* QtProjectWizzardContent is the base class for all differnt content types
* Removed Singleton from ProjectSettings
* ProjectSettings are created by wizzard and QtProjectWizzardContent can access and load
* added project type selection at start of wizzard
* added summary at end of wizzard
* show global search paths in setup and summary
* fixed layout problems after font switch
* fixed scrolling and resizing of QtDirectoryListBox
* separated QtLocationPicker to own class

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

@@ -0,0 +1,33 @@
+#include "qt/window/project_wizzard/QtProjectWizzardContent.h"
+
+QtProjectWizzardContent::QtProjectWizzardContent(ProjectSettings* settings, QtProjectWizzardWindow* window)
+	: QWidget(window)
+	, m_settings(settings)
+	, m_window(window)
+{
+}
+
+void QtProjectWizzardContent::populateWindow(QWidget* widget)
+{
+}
+
+void QtProjectWizzardContent::populateForm(QFormLayout* layout)
+{
+}
+
+void QtProjectWizzardContent::windowReady()
+{
+}
+
+void QtProjectWizzardContent::load()
+{
+}
+
+void QtProjectWizzardContent::save()
+{
+}
+
+bool QtProjectWizzardContent::check()
+{
+	return true;
+}