Merge with paraview's branch. Added triangles as cells for visualization

Samo Penic

2016-06-22 9447bd5e078944df080b75e054cd4dc95c6c9303

 src/general.h

@@ -283,6 +283,9 @@
   long int mcsweeps;
   long int quiet;
   long int shc;
   long int number_of_vertices_with_c0;
   ts_double c0;
   ts_double w;
} ts_tape;