Add missing header needed for boost 1.57 compatibility.

This commit is contained in:
Tom Ritchford
2014-11-10 19:28:35 -05:00
parent ade26e2c86
commit c1e070c042

View File

@@ -30,6 +30,7 @@
#include <cctype>
#include <ostream>
#include <string>
#include <sstream>
#include <utility>
namespace beast {