doxygen improvements for chgres_cube.fd/atmosphere.F90 and grib2_util.F90, turn on doxygen cross-references

sorc/CMakeLists.txt

@@ -1,3 +1,7 @@
+# This is the cmake build file for the chgres_cube utility in the
+# UFS_UTILS project.
+#
+# George Gayno
 add_subdirectory(emcsfc_ice_blend.fd)
 add_subdirectory(emcsfc_snow2mdl.fd)
 if (OpenMP_FOUND)

sorc/chgres_cube.fd/CMakeLists.txt

@@ -1,4 +1,5 @@
-# This is the CMake build file for the chgres_cube utility in the UFS_UTILS package.
+# This is the CMake build file for the chgres_cube utility in the
+# UFS_UTILS package.
 #
 # George Gayno, Mark Potts