fixed some memory leaks
moved cmfd communicator to be able to deallocate it
Fixed off-by-one indexing error in the plotter
deallocate neutron balance res
added valgrind suppressions for HDF5 create/open
fixed basic debug build warnings for output interface
fixed rest of basic-debug build warnings
fixed hdf5, mpi build warnings
initialized list
fixed openmp build warnings
Merge pull request #276 from mit-crpg/mem_clean

Cleanup build warnings and memory leaks