Major refactoring to fix spaghetti code, hook sanitizers in when debug building, and set up window surfaces.

src/global.h

@@ -1,5 +1,13 @@
 #pragma once
+#include "debug/VulkanDebugLibs.h"
 #include <iostream>
 #include <vector>
+#include <vulkan/vulkan_core.h>
 
-extern const std::vector<const char*> validationLayers;
+#define GLFW_INCLUDE_VULKAN
+#include <GLFW/glfw3.h>
+
+namespace Global {
+  extern const std::vector<const char*> validationLayers;
+  extern const bool enableValidationLayers;
+}