public static SkbShellArgument newArgument(String argument, boolean isOptional, SkbShellArgumentType type, Object[] valueSet, String description, String addedHelp){
		return new AbstractShellArgument(argument, isOptional, type, valueSet, description, addedHelp);
	}
public static SkbShellArgument newArgument ( String argument , boolean isOptional , SkbShellArgumentType type , Object [ ] valueSet , String description , String addedHelp ) { return new AbstractShellArgument ( argument , isOptional , type , valueSet , description , addedHelp ) ; }
Returns a new shell argument, use the factory to create one.
@param argument the actual argument, cannot be blank
@param isOptional flag for optional (true if optional, false if not)
@param type the argument's type, cannot be null
@param valueSet the argument's value set if specified, can be null
@param description the command's description, cannot be null
@param addedHelp a string additional to the description for help
@return new shell argument
@throws IllegalArgumentException if argument, type, or description was null