title can be optional.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@5453 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/resources/lib/form/descriptorList.jelly

@@ -7,7 +7,7 @@
 	<%@ attribute name="varName" required="true" type="java.lang.String" description="used as a variable name as well as block name" %>
 -->
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form">
-	<f:section title="${title}">
+	<f:section title="${attrs.title}">
     <d:invokeBody />
 	  <j:forEach var="d" items="${descriptors}" varStatus="loop">
       <f:optionalBlock name="${varName}${loop.index}" help="${d.helpFile}"

core/src/main/resources/lib/form/section.jelly

 <!--
   Section header
 
-	<%@attribute name="title" required="true" %>
+	@title becomes the section header. If that is not specified section header becomes no-op.
 -->
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form">
-	<f:block>
-	  <div style="font-weight:bold; border-bottom: 1px solid black; margin-bottom:0.2em; margin-top:0.4em">
-	    ${title}
-	  </div>
-	</f:block>
+  <j:if test="${attrs.title!=null}">
+    <f:block>
+      <div style="font-weight:bold; border-bottom: 1px solid black; margin-bottom:0.2em; margin-top:0.4em">
+        ${attrs.title}
+      </div>
+    </f:block>
+  </j:if>
 	<d:invokeBody />
 </j:jelly>
\ No newline at end of file