+* Mon Jul 21 2014 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - sfa-3.1-9
+- Register can change the user keys using 'reg-keys' as well as 'keys'
+- also accept a single string rather than a list of keys
+- remove 'geni_api' from the registry GetVersion (which is not based on geni anymore)
+- bump the 'sfa' tag in the same registry GetVersion to 3
+- remove all mutable used as default arguments
+
+* Thu Jun 05 2014 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - sfa-3.1-8
+- bugfix, sfi remove was broken
+