public void KillSpring(CustomSpring spring)
 {
     if (Springs.Contains(spring))
     {
         spring.Delete();
         Springs.Remove(spring);
     }
     else
     {
         Debug.LogWarning("KillSpring supplied spring parameter is invalid: " + spring.ToString());
     }
 }
 public void KillSpring(CustomSpring spring)
 {
     if (Springs.Contains(spring)) {
         spring.Delete();
         Springs.Remove(spring);
     }
     else {
         Debug.LogWarning("KillSpring supplied spring parameter is invalid: " + spring.ToString());
     }
 }