improving netcdf logging in tests
Merge pull request #239 from geosolutions-it/netcdf-log

GEOT-4518, improving netcdf logging in tests
TEST/VERIFY - issue CCH-5: reformat NJ shapefile to meet new standard 
https://internal.cida.usgs.gov/jira/browse/CCH-5

Re-apply changes, with fix for System properties side effects, and
expected failure of testWriteReadBiggerNumbers