message: windowHide -> hideWindow
diff: @@ -201,7 +201,7 @@ namespace spawn {
  }
  lua_pop(L, 1);
  - if (LUA_TBOOLEAN == lua_getfield(L, 1, "windowHide")) {
  + if (LUA_TBOOLEAN == lua_getfield(L, 1, "hideWindow")) {
  if (lua_toboolean(L, -1)) {
  self.hide_window();
  }
  