minor fix for code examples (#1317)
diff --git a/example/readFromString/readFromString.cpp b/example/readFromString/readFromString.cpp
index c27bbd5..0b29a4e 100644
--- a/example/readFromString/readFromString.cpp
+++ b/example/readFromString/readFromString.cpp
@@ -1,5 +1,6 @@
#include "json/json.h"
#include <iostream>
+#include <memory>
/**
* \brief Parse a raw string into Value object using the CharReaderBuilder
* class, or the legacy Reader class.
diff --git a/example/streamWrite/streamWrite.cpp b/example/streamWrite/streamWrite.cpp
index 6f7f797..a72f5a5 100644
--- a/example/streamWrite/streamWrite.cpp
+++ b/example/streamWrite/streamWrite.cpp
@@ -1,5 +1,6 @@
#include "json/json.h"
#include <iostream>
+#include <memory>
/** \brief Write the Value object to a stream.
* Example Usage:
* $g++ streamWrite.cpp -ljsoncpp -std=c++11 -o streamWrite