RP-37
RP-37

- adding specific classes for the computation of the bounds in a multithreaded manner
- adding the main processor for the multithreaded computation

not linked to the rest of the code yet.

git-svn-id: 609522d7d408cfa97e9ff3bac4923f7fa96011fc@109 3149698f-976c-419d-aa71-eec1decff2c2

MPI-IS/Grassmann-Averages-PCA,MPI-IS/Grassmann-Averages-PCA