[pkg] Update changelogs

ChangeLog

 Change log for mtconverter
 ==========================
 
+2015-10-12  -- 0.9.0
+    * new setuptools-compliant project layout and packaging
+    * full (native) py3k support
+    * remove old bundled copy of html2text (add dep on external package)
+
 2015-07-16  -- 0.8.5
     * misc fixes in tests
 

debian/changelog

-logilab-mtconverter (0.9.0-1) UNRELEASED; urgency=medium
+logilab-mtconverter (0.9.0-1) unstable; urgency=medium
 
   * new upstream release
 
- -- Julien Cristau <julien.cristau@logilab.fr>  Thu, 06 Aug 2015 18:30:01 +0200
+ -- Rémi Cardona <remi.cardona@logilab.fr>  Mon, 12 Oct 2015 10:23:45 +0200
 
 logilab-mtconverter (0.8.5-2) unstable; urgency=medium