
0.9: due by the end of march 2013. Before releasing, we need to test:
  * support for MPI 3 (non-blocking collective communication)
  * support for mpi communicators in collective communication

1.0: due by the end of summer 2013 ? Before releasing, we need to:
  * add support for CUDA
  * port pptrace over other systems (eg. BSD) and CPUs (eg. ARM)
  * get rid of FxT and use libevnt instead
  * change licence

