Fixes unit tests - adds back libdn.jar + fixes xml schema for test.
diff --git a/build.xml b/build.xml
index bcd0dec..0a1b23c 100644
--- a/build.xml
+++ b/build.xml
@@ -995,6 +995,7 @@
       <url url="http://wave.alown.co.uk/third_party/xmpp.jar" />
       <url url="http://central.maven.org/maven2/xpp3/xpp3/1.1.4c/xpp3-1.1.4c.jar" />
       <url url="http://central.maven.org/maven2/xpp3/xpp3_xpath/1.1.4c/xpp3_xpath-1.1.4c.jar" />
+      <url url="http://repo1.maven.org/maven2/org/gnu/inet/libidn/1.15/libidn-1.15.jar" />
     </get>
   </target>
 
diff --git a/test/org/waveprotocol/wave/model/experimental/schema/good10.schema b/test/org/waveprotocol/wave/model/experimental/schema/good10.schema
index 861018b..f341506 100644
--- a/test/org/waveprotocol/wave/model/experimental/schema/good10.schema
+++ b/test/org/waveprotocol/wave/model/experimental/schema/good10.schema
@@ -1,5 +1,4 @@
 <?xml version="1.0"?>
-<?xml version="1.0"?>
 <!--
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
@@ -44,29 +43,3 @@
   </definition>
   <root name="test"/>
 </schema>
-<!-- A schema featuring a nested reference -->
-<schema>
-  <definition name="test">
-    <element name="element0">
-      <reference name="definition1"/>
-    </element>
-  </definition>
-  <definition name="definition1">
-    <attribute name="attribute1" values="value1" required="false"/>
-    <element name="element1">
-      <element name="element4"/>
-    </element>
-    <reference name="definition2"/>
-    <reference name="definition3"/>
-  </definition>
-  <definition name="definition2">
-    <element name="element2">
-      <element name="element4"/>
-    </element>
-    <attribute name="attribute2" values="value2" required="false"/>
-  </definition>
-  <definition name="definition3">
-    <element name="element3"/>
-  </definition>
-  <root name="test"/>
-</schema>