mpi in progress

non linear fracture in progress
fix bug if slepc is not installed

Solver/eigenSolver.h

@@ -35,13 +35,14 @@ class eigenSolver{
 };
 
 #else
-
+#include "linearSystemPETSc.h"
 class eigenSolver{
  private:
   std::vector<std::complex<double> > _dummy;
  public:
   eigenSolver(dofManager<double> *manager, std::string A,
               std::string B="", bool hermitian=false){}
+  eigenSolver(linearSystemPETSc<double> *A,linearSystemPETSc<double>* B = NULL, bool hermitian=false){}
   bool solve(int numEigenValues=0, std::string which="")
   {
     Msg::Error("Eigen solver requires SLEPc");

Solver/groupOfElements.h

@@ -67,6 +67,10 @@ class groupOfElements {
       return _elements.size();
     }
 
+    size_t vsize() const {
+      return _vertices.size();
+    }
+
     // FIXME : NOT VERY ELEGANT !!!
     bool find (MElement *e) const       // if same parent but different physicals return true ?!
     {