Some indentation

in anticipation of another change.
diff --git a/include/json/config.h b/include/json/config.h
index 0dcd8ae..a16f0c2 100644
--- a/include/json/config.h
+++ b/include/json/config.h
@@ -57,18 +57,18 @@
 // #define JSON_NO_INT64 1
 
 #if defined(_MSC_VER) && _MSC_VER <= 1200 // MSVC 6
-// Microsoft Visual Studio 6 only support conversion from __int64 to double
-// (no conversion from unsigned __int64).
-#define JSON_USE_INT64_DOUBLE_CONVERSION 1
-// Disable warning 4786 for VS6 caused by STL (identifier was truncated to '255'
-// characters in the debug information)
-// All projects I've ever seen with VS6 were using this globally (not bothering
-// with pragma push/pop).
-#pragma warning(disable : 4786)
+    // Microsoft Visual Studio 6 only support conversion from __int64 to double
+    // (no conversion from unsigned __int64).
+    #define JSON_USE_INT64_DOUBLE_CONVERSION 1
+    // Disable warning 4786 for VS6 caused by STL (identifier was truncated to '255'
+    // characters in the debug information)
+    // All projects I've ever seen with VS6 were using this globally (not bothering
+    // with pragma push/pop).
+#    pragma warning(disable : 4786)
 #endif // if defined(_MSC_VER)  &&  _MSC_VER < 1200 // MSVC 6
 
 #if defined(_MSC_VER) && _MSC_VER >= 1500 // MSVC 2008
-/// Indicates that the following function is deprecated.
+    /// Indicates that the following function is deprecated.
 #define JSONCPP_DEPRECATED(message) __declspec(deprecated(message))
 #elif defined(__clang__) && defined(__has_feature)
 #if __has_feature(attribute_deprecated_with_message)