Bronx-18 deployed at GFDL WS, PP/AN, and NCRC gaea *Use Autotools build system (replacing legacy build script): config files for GFDL-ws, GFDL-pan, ncrc * Use updated Intel compilers; 18 at GFDL (from 15), 18 at gaea (from 16), 19 at orion * Expanded CI testing, including basic tests for all tools, and Bronx-16 reference tests for the combiners (mppnccombine, combine-ncc, and decompress-ncc) * Added site config files for MSU orion site * Bug fix for make_coupler_mosaic segmentation faults (https://github.com/NOAA-GFDL/FRE-NCtools/issues/4) * Fix for locating ceil() function on some sites (i.e. Hera) (from Marshall Ward) * Removed compilation warnings (from Tom Robinson) * New simple hydrography grid generating script make_simple_hydrog.csh (from Krista Dunne)