Return command help for use in global parser usage string
      
      @TODO update to support self.current_indent from formatter

def command_help_long(self):
    """
      Return command help for use in global parser usage string
      
      @TODO update to support self.current_indent from formatter
    """
    indent = " " * 2 # replace with current_indent
    help = "Command must be one of:\n"
    for action_name in self.parser.valid_commands:
      help += "%s%-10s %-70s\n" % (indent, action_name, self.parser.commands[action_name].desc_short.capitalize())
    help += '\nSee \'%s help COMMAND\' for help and information on a command' % self.parser.prog
    return help