append onPageLoadFail/onPageLoadSuccessful event for webview widget

comx_sdk.node/kul/_property.default.xml

@@ -498,6 +498,8 @@
 <property name="hightlight">false</property>
 <property name="onResize"/>
 <property name="onSaveFile"/>
+<property name="onPageLoadFail"/>
+<property name="onPageLoadSuccessful"/>
 </widget>
 </widget>
 </kul_pkg>

comx_sdk.node/kul/default.template

@@ -77,6 +77,8 @@
       <property name="hightlight">false|true</property>
       <property name="onResize"></property>
       <property name="onSaveFile"></property>
+      <property name="onPageLoadFail"></property>
+      <property name="onPageLoadSuccessful"></property>
     </widget>
     <widget type="stack">
       <property name="name"/>

comx_sdk.node/template/_event_list.json

@@ -26,4 +26,6 @@
     "onDockChange",
     "onItemChecked",
     "onBusy",
+    "onPageLoadFail",
+    "onPageLoadSuccessful"
 ]