include optional - fix msvs compile - refs #2396

This commit is contained in:
Dane Springmeyer 2014-08-28 19:29:07 -07:00
parent 6f3b8f969d
commit 6074e87bbb

View file

@ -29,6 +29,9 @@
#include <mapnik/noncopyable.hpp>
// boost
#include <boost/optional.hpp>
// stl
#include <memory>
#include "dbfile.hpp"