introspection: rename enum as enum_manual

CMakeLists.txt

@@ -427,8 +427,8 @@ list (
     hash/xxhash.hpp
     init.cpp
     init.hpp
-    introspection/enum.cpp
-    introspection/enum.hpp
+    introspection/enum_manual.cpp
+    introspection/enum_manual.hpp
     introspection/name.cpp
     introspection/name.hpp
     introspection/type.cpp

cmdopt.hpp

@@ -9,7 +9,7 @@
 #pragma once
 
 #include "introspection/name.hpp"
-#include "introspection/enum.hpp"
+#include "introspection/enum_manual.hpp"
 #include "iterator/infix.hpp"
 
 #include <exception>

introspection/enum_manual.cpp

@@ -6,4 +6,4 @@
  * Copyright 2015-2017 Danny Robson <danny@nerdcruft.net>
  */
 
-#include "./enum.hpp"
+#include "./enum_manual.hpp"