Changed default skin to new avalon-site (the ney proposed Avalon skin) to see if

you like it and added a preliminary version of forrest-site.
Removed forced validation and moved it to another task.
Specified the Xerces parser in the validation and set endorsed libs in classpath.


git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352392 13f79535-47bb-0310-9956-ffa450edef68

properties.xml

@@ -29,11 +29,15 @@
   </build>           
   <forrest>
     <!-- available skins:
+
+         basic
          jakarta-site
+         avalon-site
          scarab-site
          xml-apache-site
-         basic -->       
+         forrest-site  (Work In Progress)
-    <skin name="jakarta-site">
+ -->       
+    <skin name="avalon-site">
      <navlinks>
       <link1 href="http://www.apache.org/">apache.org</link1>
       <link2 href="http://jakarta.apache.org/">jakarta.apache.org</link2>