Added natural dynamic sorting

New attributes for sortable tables: sort-column (0 ... x) for default
sort col in template and sort-direction (asc, desc) for default sort
order on load

templates/Sparkle/admin/logger/logger.tpl

@@ -22,7 +22,7 @@ $header
 				</div>
 			</if>
 
-			<table class="bradius" id="sortable">
+			<table class="bradius" id="sortable" sort-direction="desc">
 			<thead>
 				<tr>
 					<th>{$lng['logger']['date']}</th>