Add file structure to code

- Rename project to CopiumEngine

CopiumEngine/src/copium/util/VulkanException.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include <stdexcept>
+
+namespace Copium
+{
+	class VulkanException : public std::runtime_error
+	{
+	public:
+		VulkanException(const std::string& str)
+			: runtime_error{str.c_str()}
+		{}
+	};
+}