COSC 2904 - Assignment 5
			Due: Week 7

Write a shell script called summary that accepts accepts input from the
last command to produce summary of usage such as

eagle% summary Jan ccalcagn

Source	Logins	Avg.	Max.
-----------------------------
Campus	20	01:15	06:50
Phone	5	00:10	01:30

You can liberties as far as the input parameters go, but the output
should be as sepcified.