Update all fsurdat files and bring in files for future scenarios, remove CMIP5 rcp options, bring in some bug fixes

Update all surface datasets and add datasets needed for future scenarios. Remove CLM40-RCP options.

Also bring in change for reseeding so that reseeding happens for generic crop and
to increase the threshold from exactly zero to 1 (still very small). Fix QSNOEVAP history field.

CTSM Master Tag This Corresponds To: ctsm1.0.dev025 (with many changes missing)