/// <summary>
/// Put the actualWaitTime of the power used to 0
/// </summary>
/// <param name="pow">Power used</param>
public void UsedPower(XMLPlayer.Power pow)
{
pow.actualWaitTime = 0;
}
/// <summary>
/// Unlock a power
/// </summary>
/// <param name="obj">Power to unlock</param>
public void Unlock(XMLPlayer.Power pow)
{
powers.Add(pow);
}