Change Item 8, Correct Description of set() on p. 151

Change the description of set() to the following:
 

public void set(HighResolutionTime(HighResolutionTime time)

    Change the value represented by this to that of the given time. If the type of this and the type of the given time are not the same this method will throw IllegalArgumentException.

    Parameters:
                    time - The new value for this.