+* Wed Jun 04 2014 Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr> - sfa-3.1-7
+- sfi return code should be more meaningful - not yet for all commands though
+- DEFAULT_CREDENTIAL_LIFETIME now 28 days (was 31)
+- dropped support for legacy credentials
+- bugfix: short-lived credentials triggered a bug with UTC translated into localtime
+- further minor cleanup of timestamp formats
+