'Verifies that current page title equals `title`.'

@keyword
def title_should_be(self, title):

    actual = self.get_title()
    if (actual != title):
        raise AssertionError(("Title    should    have    been    '%s'    but    was    '%s'" % (title, actual)))
    self.info(("Page    title    is    '%s'." % title))
