bugzilla 29143: show previous version in tagdiff.xsl

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@493754 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -47,7 +47,10 @@ Other changes:
   Bugzilla 41158.
 
 * reduce logging noise of <apply skipemptyfilesets="true">
-  Bugzilla  29154
+  Bugzilla 29154
+
+* Show Previous Revision in the tagdiff.xsl stylesheet
+  Bugzilla 29143
 
 Changes from Ant 1.6.5 to Ant 1.7.0
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