update versioning reference
diff --git a/tests/org.eclipse.wtp.releng.tests/versioningData.dtd b/tests/org.eclipse.wtp.releng.tests/versioningData.dtd
new file mode 100644
index 0000000..82f442a
--- /dev/null
+++ b/tests/org.eclipse.wtp.releng.tests/versioningData.dtd
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+   <!ELEMENT versioningData (referenceData*)>
+   <!ELEMENT referenceData (featureData, bundleData)>
+   <!ATTLIST referenceData id ID #REQUIRED>
+   <!ELEMENT featureData (entry*)>
+   <!ELEMENT bundleData (entry*)>
+   <!ELEMENT entry (name, version)>
+   <!ELEMENT name (#PCDATA)>
+   <!ELEMENT version (#PCDATA)>
\ No newline at end of file