Added main menu, added loading screen, hacked and chiseled things until I could load models without attaching to a gameobject.

lib/states/menus/main_menu.rb

@@ -2,6 +2,12 @@ class IMICFPS
   class MainMenu < Menu
     def setup
       title "I-MIC FPS"
+      link "Single Player" do
+        push_game_state(LoadingState.new(forward: Game))
+      end
+      link "Exit" do
+        $window.close
+      end
     end
   end
 end