Add deprecation of jar:snapshot

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@115814 13f79535-47bb-0310-9956-ffa450edef68

jar/xdocs/changes.xml

@@ -26,6 +26,7 @@
   </properties>
   <body>
     <release version="1.6" date="2004-06-28">
+      <action dev="brett" type="update">Deprecated jar:snapshot</action>
       <action dev="brett" type="update">Use the artifact plugin for installation</action>
       <action dev="evenisse" type="fix" due-to="Martin van den Bemt" issue="MPJAR-29">Replace Apache Jakarta Maven by Apache Maven in Manifest</action>
     </release>