Free more memory (+TODO)

src/one-body-sample.cc

@@ -360,6 +360,13 @@ int main(int argc, char *argv[]) {
             multigridStep, solver_maxIterations, solver_tolerance, energyNorm,
             verbosity);
         overallSolver.solve();
+        delete linearBaseSolverStep;
+        delete baseEnergyNorm;
+        delete linearBaseSolver;
+        delete linearPresmoother;
+        delete linearPostsmoother;
+        delete linearIterationStep;
+        // TODO: handle transfer operators
         delete myBlockProblem;
         delete nonlinearSmoother;
         delete multigridStep;