work in progress: adding rayleigh damping directly in forcefield and mass (by biaising kfactor & mfactor) rather than polluting ode solvers (not completed yet).

git-svn-id: svn://scm.gforge.inria.fr/svnroot/sofa/trunk@10099 b7f1a160-662a-0410-a6d8-bea165342f16
FIX SofaSparseSolver build with clang

git-svn-id: svn://scm.gforge.inria.fr/svnroot/sofa/trunk@10100 b7f1a160-662a-0410-a6d8-bea165342f16
UPDATE: miniBoost - step 1 : removing old version

git-svn-id: svn://scm.gforge.inria.fr/svnroot/sofa/trunk@10101 b7f1a160-662a-0410-a6d8-bea165342f16
ImagePlugin, update ImageToolBox

git-svn-id: svn://scm.gforge.inria.fr/svnroot/sofa/trunk@10102 b7f1a160-662a-0410-a6d8-bea165342f16