Fix Typo in ServiceMonitor Class

Fix a typo that specified "ServiceManager" instead of "ServiceMonitor".
Decrease the Max Capacity for Settings

Decrease the maximum capacity value to give more readable results in the
monitor output.
Update the Simulator to be More Generic

Genericize the Simulator class more (yes, it's a word - you
understood it, so it's a word).
Add a Terminal Monitor (Simulates "top" Command)

Add a TerminalMonitor class that monitors the services like the "top"
command usually does using Curses.
Update README to Include New Terminal Monitor

Update the README file to include the new Terminal Monitor capability
that uses the Curses library.