update WHATSNEW for the print of the dependencies of the target in the project help in debug

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@1032932 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -195,6 +195,10 @@ Fixed bugs:
 *  ftp chmod could throw a NPE.
    Bugzilla report 50217.
 
+*  The project help (-p option in the command line) will now print
+   the dependencies of the targets in debug mode (-d on the command
+   line)
+
 Other changes:
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