MPTEST-66: document backward-compat problem.

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@534217 13f79535-47bb-0310-9956-ffa450edef68

test/xdocs/changes.xml

@@ -25,6 +25,7 @@
   </properties>
   <body>
     <release version="1.8.1-SNAPSHOT" date="In SVN">
+      <action dev="ltheussl" type="update" issue="MPTEST-66">Document a backward-compat problem affecting version 1.8 of the plugin.</action>
       <action dev="ltheussl" type="add" issue="MPTEST-71">New property to halt a build on test failures but after all tests have been run.</action>
       <action dev="ltheussl" type="add" due-to="Nicolas de Loof" issue="MPTEST-69">New properties to configure compiler for test classes.</action>
       <action dev="ltheussl" type="fix" due-to="Dennis Lundberg" issue="MPTEST-68">SourceModifications sometimes does not work for test classes.</action>