Move enums to a single directory

A technical change to move all emum files to a single directory

dCommon/dEnums/AddFriendResponseCode.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#ifndef __ADDFRIENDRESPONSECODE__H__
+#define __ADDFRIENDRESPONSECODE__H__
+
+#include <cstdint>
+
+enum class AddFriendResponseCode : uint8_t {
+	ACCEPTED = 0,
+	REJECTED,
+	BUSY,
+	CANCELLED
+};
+
+#endif  //!__ADDFRIENDRESPONSECODE__H__