In the threaded Fmm I forgot to use the data store on leafs :

const FTreeCoordinate& coord = octreeIterator.getCurrentGlobalCoordinate();
to split leafs (I was using the Morton Index To TreeCoordinate
but now the leafs contains this information).

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/scalfmm/scalfmm/trunk@117 2616d619-271b-44dc-8df4-d4a8f33a7222