restructure modules. make GuiModules depend on WindowModule

modules/WindowModule/src/WindowModule.cpp

@@ -0,0 +1,24 @@
+#include "WindowModule.h"
+
+WindowModule::WindowModule(void* h, Archimedes::App* a) : Module(h, a) { 
+    name = "Window"; 
+}
+
+WindowModule::~WindowModule() {
+    if(window)
+        delete window;
+}
+
+void WindowModule::onLoad() {
+
+    window = new Archimedes::Window();
+}
+
+void WindowModule::run() {
+
+    if(window->shouldClose()) {
+        app->end();
+    }
+
+    window->doFrame();
+}