end of level bug fix

src/game.c

@@ -24,6 +24,7 @@ void add_to_world(world_thing thing);
 void step(int interval);
 void set_motor_timeout(Body *thing, int motorID, uint32_t timeout); 
 void set_motor_status(Body *thing, int motorID, bool run); 
+void stop_pull_rope(void); 
 
 player_st player;
 
@@ -541,6 +542,8 @@ void next_level() {
     v.y = 0;
     player.physics->vel = v;
     player.physics->acc = v;
+    stop_pull_rope();
+    player.physics->strings[0].attached = false;
 
     int d = -1;
     for (int i = 0; i < world.items.size; i++) {
@@ -1405,7 +1408,7 @@ void startgame(SDL_Renderer * ren) {
 
     debug_ren = ren;
 
-    level = 4;
+    level = 0;
 
     world = create_world();