Feature/stampede odin (NOAA-EMC#15)

* Added build support on Odin and Stampede

* Updated Externals.cfg for Stampede/Odin updates

Externals.cfg

@@ -3,7 +3,7 @@ protocol = git
 repo_url = https://github.com/NOAA-EMC/regional_workflow
 # Specify either a branch name or a hash but not both.
 #branch = develop
-hash = 9b32ce314
+hash = b2b7e959
 local_path = regional_workflow
 required = True
 
@@ -12,7 +12,7 @@ protocol = git
 repo_url = https://github.com/NCAR/UFS_UTILS
 # Specify either a branch name or a hash but not both.
 #branch = dtc/develop
-hash = 0fabc77
+hash = 6c9db728
 local_path = src/UFS_UTILS_develop
 required = True
 
@@ -21,7 +21,7 @@ protocol = git
 repo_url = https://github.com/NCAR/UFS_UTILS
 # Specify either a branch name or a hash but not both.
 #branch = feature/chgres_grib2
-hash = 9f0d781e
+hash = d8aa2e44
 local_path = src/UFS_UTILS_chgres_grib2
 required = True
 
@@ -39,7 +39,7 @@ protocol = git
 repo_url = https://github.com/NOAA-EMC/EMC_post
 # Specify either a branch name or a hash but not both.
 #branch = develop
-hash = a30924d
+hash = dceca26
 local_path = src/EMC_post
 required = True