Subdirectory for implementation details added and scope_guard_base

moved to there.

include/scope_exit.h

@@ -20,7 +20,7 @@
 
 #pragma once
 
-#include "scope_guard_base.h"
+#include "detail/scope_guard_base.h"
 
 namespace sr
 {

include/scope_fail.h

@@ -20,7 +20,7 @@
 
 #pragma once
 
-#include "scope_guard_base.h"
+#include "detail/scope_guard_base.h"
 #include <exception>
 
 namespace sr

include/scope_success.h

@@ -20,7 +20,7 @@
 
 #pragma once
 
-#include "scope_guard_base.h"
+#include "detail/scope_guard_base.h"
 #include <exception>
 
 namespace sr