Vectorial OSRC seems to work (paper version):  same convergence as getdp \o/


git-svn-id: https://geuz.org/svn/gmsh/trunk@19701 59c8cabf-10d6-4a28-b43f-3936b85956c4
add faster and more accurate function MetricBasis::minSampledRnew(..)


git-svn-id: https://geuz.org/svn/gmsh/trunk@19702 59c8cabf-10d6-4a28-b43f-3936b85956c4