Merge develop.

config/default

src/cdi_int.h

src/grb_write.c

src/stream.c

src/stream_cdf_i.c

src/stream_cgribex.c

src/stream_grb.c

src/stream_gribapi.c

src/taxis.c

tests/Makefile.am

tests/cksum_write.c

tests/pio_write.c

tests/pio_write.h

tests/stream_cksum.c

tests/test_cksum_service.in