moving the button support into the core.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@5497 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/resources/lib/layout/layout.jelly

@@ -50,11 +50,16 @@
     <l:yui module="container" />
     <l:yui module="connection" />
     <l:yui module="autocomplete" />
+    <l:yui module="element" suffix="-beta" />
+    <l:yui module="button" suffix="-beta" />
     <j:if test="${yuiSuffix=='debug'}">
       <l:yui module="logger" />
     </j:if>
     
     <link rel="stylesheet" href="${resURL}/scripts/yui/container/assets/container.css" type="text/css"/>
+    <link rel="stylesheet" href="${resURL}/scripts/yui/assets/skins/sam/skin.css" type="text/css" />
+    <link rel="stylesheet" href="${resURL}/scripts/yui/button/assets/skins/sam/button.css" type="text/css" />
+
     <link rel="search" type="application/opensearchdescription+xml" href="${rootURL}/opensearch.xml" title="Hudson" />
     <meta name="ROBOTS" content="INDEX,NOFOLLOW" />
     <j:set var="mode" value="header" />