Create a new porgram using command Line interface

1. Create a class foo and make it extends SystemOption (refer to OptionTest)

2. Define the system option flag by defining a option string in DefineFlag().

3. Define all flag full names (if any) in DefineFlag() in foo.

4. Define what to do for each option in ExecuteCommand() in foo.

5. Define main( ) in foo.

6. Define help menus for each options if needed (treat help menus same as other options).