Update Hedgeroid to current JNA version, remove workaround for a bug they fixed.
#ifndef HEDGEWARS_PACKAGES_MOUNTER_H
#define HEDGEWARS_PACKAGES_MOUNTER_H
#include "physfs.h"
#ifdef __cplusplus
extern "C" {
#endif
PHYSFS_DECL void hedgewarsMountPackages();
#ifdef __cplusplus
}
#endif
#endif