How to regenerate releases notes

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@1305480 13f79535-47bb-0310-9956-ffa450edef68

Author: sebbASF

src/changes/changes.xml

@@ -30,6 +30,12 @@ CVS commits.  Set the project.properties' maven.changelog.range
 property to the number of days since the last release.
 
 
+To generate the release notes from this file:
+
+mvn changes:announcement-generate -Prelease-notes [-Dchanges.version=nnn]
+
+then tweak the source formatting if necessary and regenerate, then commit
+
 The <action> type attribute can be add,update,fix,remove.
 -->