调整DetailgridField默认添加5个空行。初始时不出现滚动条

frontend/saas-web/app/util/FormUtil.js

@@ -234,7 +234,7 @@ Ext.define('saas.util.FormUtil', {
                             var detnoColumn = grid.detnoColumn;
                             var datas = [];
                             
-                            Ext.Array.each(new Array(10), function() {
+                            Ext.Array.each(new Array(5), function() {
                                 detno += 1;
                                 var data = {};
                                 data[detnoColumn] = detno;

frontend/saas-web/app/view/core/form/field/DetailGridField.js

@@ -8,7 +8,7 @@ Ext.define('saas.view.core.form.field.DetailGridField', {
 
     border: 1,
     margin: '0 5 5 0', // formpanel的fieldDefaults未生效
-    height: 300,
+    height: 245,
     columnWidth : 1.0, 
 
     requires: [