Clean up special characters, only run once, next-to-last before doBlockLevels

def fixtags(self, text):
		"""Clean up special characters, only run once, next-to-last before doBlockLevels"""
		# french spaces, last one Guillemet-left
		# only if there is something before the space
		text = _guillemetLeftPat.sub(ur'\1&nbsp;\2', text)
		# french spaces, Guillemet-right
		text = _guillemetRightPat.sub(ur'\1&nbsp;', text)
		return text