Include proper boost header.

lib/HeroBonus.h

@@ -4,7 +4,7 @@
 #include <list>
 #include <set>
 #include <boost/function.hpp>
-#include <boost/smart_ptr/shared_ptr.hpp>
+#include <boost/shared_ptr.hpp>
 
 /*
  * HeroBonus.h, part of VCMI engine
@@ -716,4 +716,4 @@ namespace Selector
 	bool DLL_EXPORT positiveSpellEffects(const Bonus *b);
 }
 
-extern DLL_EXPORT const std::map<std::string, int> bonusNameMap;
+extern DLL_EXPORT const std::map<std::string, int> bonusNameMap;