+* Tue Dec 08 2015 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - nodeupdate-0.5-13
+- dnf-based nodes (f22/f23) need to call dnf group upgrade
+- and not yum groupinstall; with this patch, slice images
+- will now make it smoothly to the node
+
+* Fri Nov 13 2015 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - nodeupdate-0.5-12
+- crucial nodemanager packages were not using new naming convention
+
+* Fri Mar 21 2014 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - nodeupdate-0.5-11
+- reflect a name change for NodeManager that becomes nodemanager as part of crucial packages
+
+* Mon May 06 2013 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - nodeupdate-0.5-10
+- bugfix in nodeupdate.RemoveRPMS, NodeUpdate.py bails out if rpms can't be removed
+
+* Fri Jul 01 2011 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - nodeupdate-0.5-9
+- support /etc/planetlab/NodeUpdate.packages and /etc/planetlab/crucial-rpm-list
+- delete exceptions from delete-rpm-list individually
+
+* Fri Feb 18 2011 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - nodeupdate-0.5-8
+- has a builtin list of packages to update individually (NodeManager for now)
+- plus an optional set that is read from /etc/planetlab/NodeUpdate.packages
+
+* Wed Jul 14 2010 Daniel Hokka Zakrisson <dhokka@cs.princeton.edu> - nodeupdate-0.5-7
+- Use groupinstall to get new group members.
+
+* Fri Jan 29 2010 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - NodeUpdate-0.5-6
+- new module layout - no functional change
+
+* Mon Sep 07 2009 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - NodeUpdate-0.5-5
+- searches the extensions file /etc/planetlab/extensions rather than the former /etc/planetlab/extra-node-groups
+
+* Tue Apr 07 2009 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - NodeUpdate-0.5-4
+- invokes 'yum clean all' before updates
+- as it is more reliable, although suboptimal
+
+* Tue Jul 08 2008 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - NodeUpdate-0.5-3
+- more verbose : invoke yum with --verbose, and print timestamps
+
+* Fri Aug 10 2007 Faiyaz Ahmed <faiyaza@cs.princeton.edu>
+- Rebuild RPM Database nightly to avoid corruption
+- Move working directory from /usr/local to /usr/bin