- Fixed the bug that prevented launching from the Finder

- Wrote almost all the code for saving and loading a new-format party file, plus code to recognize the format of a file.
(Windows saves should also be supported now)

git-svn-id: http://openexile.googlecode.com/svn/trunk@50 4ebdad44-0ea0-11de-aab3-ff745001d230

osx/classes.h

@@ -8,6 +8,10 @@
  *
  */
 
+#include <string>
+#include <sstream>
+using namespace std;
+
 #include "location.h"
 #include "terrain.h"
 #include "vehicle.h"