revert the xalan version upgrade for now

git-svn-id: https://svn.apache.org/repos/asf/servicemix/smx3/trunk@884735 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 63baedb..07997eb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1409,7 +1409,7 @@
             <dependency>
                 <groupId>xalan</groupId>
                 <artifactId>xalan</artifactId>
-                <version>2.7.1</version>
+                <version>2.7.0</version>
                 <exclusions>
                 </exclusions>
             </dependency>