Fix some coverity issues with Grib2JpegDecoder.
add dap4 access
Merge branch '4.5.3' of https://github.com/Unidata/thredds into 4.5.3
test GRIB compression
Merge remote-tracking branch 'origin/4.5.3' into 4.5.3
fix covarity defects;
Refactor settings a bit and add more tests.

This also includes now building NetCDF so we can (at least) do the DAP4
tests.
Coverity fixes (and other clean-ups) for BUFR.
test GRIB compression
Merge remote-tracking branch 'origin/4.5.3' into 4.5.3
fix covarity defects;
Merge branch '4.5.3' of https://github.com/Unidata/thredds into 4.5.3
Merge branch '4.5.3' of https://github.com/cwardgar/thredds into 4.5.3
Nearing completion of Sinusoidal.
* Added ProjectionRect.contains(ProjectionPoint).
* Added another test to SinusoidalTest. In it, the bouding box includes both poles (so basically, the entire earth).