0.3 Tue Dec  3 00:22:07 CET 2013
  - support for replicated backend
  - fixed to avoid warnings on more recent perls
0.2  Wed Nov 20 02:32:26 CET 2013
  - be more careful in trying to reuse the http socket
  - tests
0.1  Tue Nov 19 11:57:38 CET 2013
  - original version