JSON

- Corrected misleading comment.

src/JSON.cpp

@@ -407,7 +407,7 @@ std::string json::encode (const std::string& input)
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// TODO Pointers might speed this up.
+// TODO Using a state machine would speed this up.
 std::string json::decode (const std::string& input)
 {
   std::string output;