more work on adding SZ (latest version)

GNUmakefile

GenericIO.cxx

thirdparty/SZ/COPYRIGHT.txt

thirdparty/SZ/sz/include/ByteToolkit.h

thirdparty/SZ/sz/include/CompressElement.h

thirdparty/SZ/sz/include/DynamicByteArray.h

thirdparty/SZ/sz/include/DynamicDoubleArray.h

thirdparty/SZ/sz/include/DynamicFloatArray.h

thirdparty/SZ/sz/include/DynamicIntArray.h

thirdparty/SZ/sz/include/Huffman.h

thirdparty/SZ/sz/include/TightDataPointStorageD.h

thirdparty/SZ/sz/include/TightDataPointStorageF.h

thirdparty/SZ/sz/include/TightDataPointStorageI.h

thirdparty/SZ/sz/include/TypeManager.h

thirdparty/SZ/sz/include/VarSet.h

thirdparty/SZ/sz/include/callZlib.h

thirdparty/SZ/sz/include/conf.h

thirdparty/SZ/sz/include/dataCompression.h

thirdparty/SZ/sz/include/dictionary.h

thirdparty/SZ/sz/include/iniparser.h