[[!comment format=mdwn
 username="https://www.google.com/accounts/o8/id?id=AItOawm6gCEo_Z36OJ7x5kyZn52lEVvyjn3zSUc"
 nickname="Ángel"
 subject="comment 1"
 date="2013-05-31T16:03:03Z"
 content="""
Simply add the NE (No escape) flag:

RewriteEngine on
RewriteCond %{HTTP_HOST} ^www\.ciffer\.net$
RewriteRule /(.*) http://ciffer.net/$1 [L,R,NE]
"""]]