Removed MPI calles in Rosenbrock method.

AMDiS/src/time/RosenbrockStationary.cc

@@ -85,11 +85,7 @@ namespace AMDiS {
 	*timeRhsVec += *tmp;
       }
 
-      double first = MPI::Wtime();
       ProblemStat::buildAfterCoarsen(adaptInfo, flag, (i == 0), asmVector);
-      MSG("bac needed %.5f seconds\n", MPI::Wtime() - first);
-
-
       ProblemStat::solve(adaptInfo, i == 0, i + 1 < rm->getStages());
 
       *(stageSolutions[i]) = *solution;