JPSSnagg

testfiles
    Added SVM04, SVM05 and GMODO test file for future multi-product testing.
testnagg.sh
    Added test for -S with packaged SATMS-GATMO input
nagg_main.c
nagg.h
    Changed input parameter for start_write from char** to NPPFileName_t * and added geoproduct input parameter for start_write.
nagg_get_granules.c
    Changes to limit granules to those for requested products and associated geoproducts.
nagg_write_granules.c
    Changes to support packaged or unpackaged output.

-S, -g no and packaged or unpackaged input now work, -g GEO doesn't and multiple products need more work.

Tested jam & koala, gcc and icc.