message: [WIP] Initialize MapInstance::m_index correctly
diff: @@ -94,7 +94,8 @@ protected:
  using namespace std;
  MapInstance::MapInstance(const QString &mapdir_path, const ListenAndLocationAddresses &listen_addr)
  - : m_data_path(mapdir_path), m_world_update_timer(nullptr), m_addresses(listen_addr)
  + : m_data_path(mapdir_path), m_index(getMapIndex(mapdir_path.mid(mapdir_path.indexOf('/')))),
  + m_world_update_timer(nullptr), m_addresses(listen_addr)
  {
  m_world = new World(m_entities, serverData().m_player_fade_in);
  m_scripting_interface.reset(new ScriptingEngine);
  