Now netCDF4 considers no difference between CDF-1 and CDF-2 execpt the OFFSET item in the format spec being 32 and 64 bit integers, respectively. All names allow extended characters.

git-svn-id: https://svn.mcs.anl.gov/repos/parallel-netcdf/trunk@1811 c368ceb8-fd28-0410-a457-e46ee1d7cd4a