do not use 'URL' but 'address'

apps/calendar/templates/settings.php

@@ -26,7 +26,7 @@
                 endforeach;?>
                 </select><span class="msg"></span>
 		<br />
-		Calendar CalDAV Syncing URL: 
+		Calendar CalDAV syncing address: 
   		<?php echo OC_Helper::linkTo('apps/calendar', 'caldav.php', null, true); ?><br />
         </fieldset>
 </form>

apps/contacts/templates/settings.php

 <form id="mediaform">
 	<fieldset class="personalblock">
 		<strong>Contacts</strong><br />
-		CardDAV Syncing URL: 
+		CardDAV syncing address: 
   		<?php echo OC_Helper::linkTo('apps/contacts', 'carddav.php', null, true); ?><br />
 	</fieldset>
 </form>

apps/media/templates/settings.php

 <form id="mediaform">
 	<fieldset class="personalblock">
 		<strong>Media</strong><br />
-		Ampache URL: 
+		Ampache address: 
   		<?php echo OC_Helper::linkTo('apps/media', 'tomahawk.php', null, true); ?><br />
 	</fieldset>
 </form>