Bug#505500: release-notes: tweak to README

[Vincent McIntyre <Vince.McIntyre@atnf.csiro.au>]

Package: release-notes
Severity: wishlist

please consider this patch for the README file, against r5510.
Thank you

Index: README
===================================================================
--- README	(revision 5510)
+++ README	(working copy)
@@ -5,9 +5,12 @@
 DocBook XML which allows the creation of various output files in the
 formats HTML, text, PDF, ...

-To build it you need the package docbook-xsl and (dependent on the
-output format and language) dblatex and xmlroff. For PO file based
-translations you also need po4a and of course make, ...
+To build it you need these packages:
+  docbook-xsl         (transformation stylesheets)
+  libxml2-utils       (for xmllint)
+  dblatex and xmlroff (depending on the output format and language)
+  po4a                (for handling PO file based translations)
+  make

 Just call "make" to build it. To build the release notes in a single
 format (html or txt or pdf) for a single language (e.g. zh_CN, en, es)