Our work is supported in part by

  EU grant I3HP,

    OTKA grants AT049652,

    DFG grants FO 502/1-2, SFB-TR 55,

    EU grants RTN contract MRTN-CT-2006-035482 (FLAVIAnet),

              European Research Council no208740 (FP7/2007-2013)   

    and the CNRS's GDR grant no 2921.

Computations were performed on the BlueGene at FZ Jülich, IDRIS and on clusters at Wuppertal and CPT.