EXODUS: Address static analyzer suggestions #1558

Job	Run time
build-deps (gnu, V110, 4.9.2, 4.4.0)	59s
build-deps (clang, V110, 4.9.2, 4.4.0)	47s
build-deps (mpi, V110, 4.9.2, 4.4.0)	32s
Debug serial build	6m 33s
Debug parallel build	7m 21s
Threadsafe ON, No Fortran	3m 52s
Threadsafe ON, Parallel, No Fortran	5m 20s
Sanitize address, no fortran	6m 12s
Sanitize undefined	6m 38s
Sanitize integer	4m 57s
GTest Enabled	6m 0s
No applications, legacy, or fortran	3m 51s
CATALYST2, parallel	12m 32s
KOKKOS, parallel	8m 32s
No deprecated exodus functions	7m 55s
Use modern CMake configure of netCDF and HDF5 packages with GTest	7m 53s
ADIOS2 enabled	11m 38s
FAODEL and METIS enabled	12m 6s
	1h 53m 38s

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