fix text modal update commit bug

apollo-biz/src/main/java/com/ctrip/framework/apollo/biz/service/ItemSetService.java

@@ -50,6 +50,9 @@ public class ItemSetService {
         Item entity = BeanUtils.transfrom(Item.class, item);
 
         Item beforeUpdateItem = itemService.findOne(entity.getId());
+        if (beforeUpdateItem != null){
+          beforeUpdateItem = BeanUtils.transfrom(Item.class, beforeUpdateItem);
+        }
 
         entity.setDataChangeLastModifiedBy(operator);
         Item updatedItem = itemService.update(entity);

apollo-portal/src/main/resources/static/scripts/directive/namespace-panel-directive.js

@@ -26,7 +26,7 @@ directive_module.directive('apollonspanel',
                                            LOG: 'log'
                                        };
 
-                                       var MIN_ROW_SIZE = 20;
+                                       var MIN_ROW_SIZE = 10;
 
                                        scope.switchView = switchView;