Debuging heat equation benchmark.

using namespace TNL::Problems;

//typedef tnlDefaultBuildMeshConfig BuildConfig;

typedef Solvers::tnlFastBuildConfig BuildConfig;

typedef Solvers::FastBuildConfig BuildConfig;

template< typename MeshConfig >

class heatEquationEocConfig

using namespace TNL::Problems;

//typedef tnlDefaultBuildMeshConfig BuildConfig;

typedef Solvers::tnlFastBuildConfig BuildConfig;

typedef Solvers::FastBuildConfig BuildConfig;

template< typename MeshConfig >

class heatEquationConfig

#include <TNL/Operators/geometric/ExactGradientNorm.h>

//typedef tnlDefaultConfigTag BuildConfig;

typedef tnlFastBuildConfig BuildConfig;

typedef FastBuildConfig BuildConfig;

template< typename ConfigTag >

class meanCurvatureFlowEocConfig

#include <TNL/Functions/MeshFunction.h>

//typedef tnlDefaultConfigTag BuildConfig;

typedef tnlFastBuildConfig BuildConfig;

typedef FastBuildConfig BuildConfig;

template< typename ConfigTag >

class meanCurvatureFlowConfig

      time + tau,

      this->uPointer );

   //fu.write( "fu.txt", "gnuplot" );

   //this->u.write( "u.txt", "gnuplot");

   //uPointer->write( "u.txt", "gnuplot" );

   //fuPointer->write( "fu.txt", "gnuplot" );

   //getchar();

   /*cout << "u = " << u << std::endl;

  std::cout << "fu = " << fu << std::endl;

   u.save( "u.tnl" );

   fu.save( "fu.tnl" );

   getchar();*/

}

template< typename Mesh,