make DokuWiki xml conform

XML has problems with usual PHP shortcuts like '<?' or '<?

darcs-hash:20050617130335-7ef76-8e98db5cdae5f8b81993a380cb3d3acc9ac33dbd.gz

conf/dokuwiki.php

-<?
+<?php
 /**
  * This is DokuWiki's Main Configuration file
  * This is a piece of PHP code so PHP syntax applies!

conf/local.php.dist

-<?
+<?php
 /*
   This is an example of how a local.php coul look like.
   Simply copy the options you want to change from dokuwiki.php

inc/lang/cs/lang.php

-<?
+<?php
 /**
  * Czech language file
  *

inc/lang/da/lang.php

-<?
+<?php
 /**
  * danish language file
  *

inc/lang/de/lang.php

-<?
+<?php
 /**
  * german language file
  *

inc/lang/en/lang.php

-<?
+<?php
 /**
  * english language file
  *

inc/lang/eo/lang.php

-<?
+<?php
 /**
  * Esperantiga dosiero
  *

inc/lang/es/lang.php

-<?
+<?php
 /**
  * spanish language file
  *

inc/lang/et/lang.php

-<?
+<?php
 /**
  * Estonian language file
  *

inc/lang/eu/lang.php

-<?
+<?php
 /**
  * Basque language file
  *

inc/lang/fi/lang.php

-<?
+<?php
 /**
  * Finnish language file
  *

inc/lang/fr/lang.php

-<?
+<?php
 /**
  * french language file
  *

inc/lang/he/lang.php

-<?
+<?php
 /**
  * Hebrew language file
  *

inc/lang/hu/lang.php

-<?
+<?php
 /**
  * Hungarian language file
  *

inc/lang/it/lang.php

-<?
+<?php
 /**
  * italian language file
  *

inc/lang/ko/lang.php

-<?
+<?php
 /**
  * korean language file
  *

inc/lang/nl/lang.php

-<?
+<?php
 /**
  * dutch language file
  *

inc/lang/no/lang.php

-<?
+<?php
 /**
  * Norwegian language file
  *

inc/lang/pl/lang.php

-<?
+<?php
 /**
  * polish language file 
  * based on english one

inc/lang/pt-br/lang.php

-<?
+<?php
 /**
  * Brazilian Portuguese language file
  *