Upgrade to AntUnit 1.2

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@1158147 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -111,6 +111,8 @@ Other changes:
    first line of the stacktrace containing the original exception
    message even if it matches one of the filter expressions.
    
+ * Upgraded to Apache AntUnit 1.2
+
 Changes from Ant 1.8.1 TO Ant 1.8.2
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