Merge pull request #610 from briandobbins/esmf_v9_fix

Changes ESMF version check to allow version 9+ in addition to 8.4+

Author: jedwards4b

cime_config/buildnml

@@ -670,7 +670,7 @@ def buildnml(case, caseroot, component):
                 major = line[-2] if "MAJOR" in line else major
                 minor = line[-2] if "MINOR" in line else minor
         logger.debug("ESMF version major {} minor {}".format(major, minor))
-        expect(int(major) >= 8 and int(minor) >=4, "ESMF version should be 8.4.1 or newer")
+        expect(int(major) >= 9 or (int(major) >= 8 and int(minor) >=4), "ESMF version should be 8.4.1 or newer")
 
     confdir = os.path.join(case.get_value("CASEBUILD"), "cplconf")
     if not os.path.isdir(confdir):