reorganize Terrain/PhysicsWorld/GameState/Engine to use NetworkClientConnect, and hence handle the connection process asynchronously, and finally properly implement receiving the terrain data from the server

#ifndef WEAPONS_HH
#define WEAPONS_HH

#include "Weapon.hh"
#include <vector>

/**
 * Return a collection of simple weapons
 */
std::vector<Weapon*> buildWeaponsList (void);

#endif