fix #2070 (List doesn't resize on documents dialog resize)

static/js/documentsDialog.js

@@ -34,6 +34,9 @@ pandora.ui.documentsDialog = function() {
                 removeOnClose: true,
                 title: Ox._('Manage Documents'),
                 width: dialogWidth
+            })
+            .bindEvent({
+                resize: $content.updateSize
             });
 
     function addDocuments() {

static/js/documentsPanel.js

@@ -883,6 +883,10 @@ pandora.ui.documentsPanel = function(options) {
         }).open();
     }
 
+    that.updateSize = function() {
+        $list.size();
+    };
+
     return that;
 
 };