Incremental changes to stk io mesh read write utils.

- move results output data out to simple struct, to enable
  multiple results files

(From Sierra)

Build/Test Cases Summary
Enabled Packages: SEACASIoss
Disabled Packages: Panzer,PyTrilinos,SEACASExo2mat,SEACASMat2exo
Enabled all Forward Packages
0) MPI_DEBUG => Skipped configure, build, test due to no enabled packages! => Does not affect push readiness! (-1.00 min)
1) SERIAL_RELEASE => Skipped configure, build, test due to no enabled packages! => Does not affect push readiness! (-1.00 min)
2) MPI_DEBUG_SS => passed: passed=21,notpassed=0 (22.06 min)
3) SERIAL_RELEASE_SS => passed: passed=22,notpassed=0 (23.36 min)
MueLu: fixing valgrind warnings
MueLu: made interface tests Galeri dependent
Tpetra: work on Kokkos integration (GPU)

Christian
Kokkos: Add expert define to use _ldg instead of tex1Dfetch for texture loads

Christian
TPetra: made MatrixMarket import work with KokkosRefactor Matrix
Stokhos/Scacado/Kokkos: Enable and test Kokkos::View< Sacado::MP::Vector< Stokhos::{storage} > ... > for static and dynamic storage.
Fix env change on trilinos-test

I mistakenly put the bin dir for mpi in the LD_LIBRARY_PATH instead of the lib
dir which was what was actually needed. This fixes that mistake.