GH-1053 split settings dialog creation to its own namespace

application/SettingsUI.cpp

@@ -0,0 +1,9 @@
+#include "SettingsUI.h"
+namespace SettingsUI
+{
+void ShowInstancePageDialog(InstancePtr instance, QWidget * parent, QString open_page)
+{
+	auto provider = std::make_shared<InstancePageProvider>(instance);
+	ShowPageDialog(provider, parent, open_page);
+}
+}