squashed redundant search code, search fixes;

update #259, update #253

- integrated redundant parts of lib/search.*.inc.php into search.php
- added some translations for LOC and KML
- added "locked" state to LOC output
- appended state of inactive caches to KML cache names
- display selected distance search unit in HTML and XML output
- improved GPX Google search link for protection areas
- one more searching improvement (forgotten what it was ...)

htdocs/lang/de/ocstyle/search.inc.php

@@ -97,6 +97,12 @@
 	$unknown_searchtype = t('unknown search type');
 	$showonmap = t('Show on map');
 
+	$converted_from_html = t('converted from HTML');
+	$state_temporarily_na = t('Temporary not available');
+	$state_archived = t('Archived');
+	$state_locked = t('Locked');
+	$cache_note_text = t('Personal cache note');
+
 
 function dateDiff($interval, $dateTimeBegin, $dateTimeEnd)
 {