Prevent wiki from being verbose

ServerScripts/Backup/j7backalllocal

@@ -24,7 +24,7 @@ echo '> wiki db ...'
 sudo -u postgres pg_dump wiki_db > wiki_dumpfile
 
 echo '> wiki files ...'
-tar cvhf /home/jovian/Local/Backup/Wiki/mediawiki.tar /var/www/mediawiki
+tar chf /home/jovian/Local/Backup/Wiki/mediawiki.tar /var/www/mediawiki
 echo 'WIKI done.'
 
 echo 'Platform saved.'