Add that path to git's staging area (default current dir)

    so that it will be included in next commit

def add(path=None, force=False, quiet=False):
    """Add that path to git's staging area (default current dir)

    so that it will be included in next commit
    """
    option = '-f' if force else ''
    return run('add %s %s' % (option, path) or '.', quiet=quiet)