Added support for querying only occupied or vacant units. It's working at the moment, but I'll probably move some more logic to the controller next.

git-svn-id: file:///svn-source/pmgr/branches/initial_20090526@29 97e9348a-65ac-dc4b-aefc-98561f571b83

site/views/elements/units.ctp

@@ -18,12 +18,12 @@
                'format' => __('Page %page% of %pages%, showing %current% records (%start% - %end%) of %count% total', true)));
 
      $rows = array($paginator->sort('id'),
-		   $paginator->sort('name'),
+		   $paginator->sort('Unit', 'name'),
 		   $paginator->sort('unit_size_id'),
 		   $paginator->sort('status'),
 		   $paginator->sort('comment'));
    } else {
-     $rows = array('Id', 'Name', 'Size', 'Status', 'Comment');
+     $rows = array('Id', 'Unit', 'Size', 'Status', 'Comment');
    }
    echo $html->tableHeaders($rows);