Create a new porgram using command Line interface
- Create a class foo and make it extends SystemOption (refer to OptionTest)
- Define the system option flag by defining a option string in DefineFlag().
- Define all flag full names (if any) in DefineFlag() in foo.
- Define what to do for each option in ExecuteCommand() in foo.
- Define main( ) in foo.
- Define help menus for each options if needed (treat help menus same as other options).