Merge pull request #2984 from alperaltuntas/jra_updates

Minor JRA & CORE2 DATM forcing changes
Minor JRA & CORE2 DATM forcing changes:

turned off coldair_outbreak_mod for all datm-forced POP2 cases.
removed GCGCS GISS NCEP from JRA data stream file names.
changed all three atm2ocn T62_t13 maps to patch maps.
Test suite: aux_pop and aux_pop_tripole
Test baseline: /glade/scratch/altuntas/cesm.baselines/cheyenne/aux_pop/cesm2.1.0
Test namelist changes: n/a
Test status: answer changes in all CORE2 and JRA forced cases (because coldair_outbreak_mod turned off)

User interface changes?: N

Update gh-pages html (Y/N)?: N

Code review:

driver-mct/cime_config/namelist_definition_drv.xml

@@ -680,6 +680,8 @@
     <values>
       <value cime_model='e3sm'>.false.</value>
       <value cime_model='cesm'>.true.</value>
+      <value cime_model='cesm' atm_grid="T62">.false.</value>
+      <value cime_model='cesm' atm_grid="TL319">.false.</value>
     </values>
   </entry>