Various updates for MMF needed for integrating into E3SM

.gitmodules

@@ -1,9 +1,6 @@
 [submodule "externals/YAKL"]
 	path = externals/YAKL
 	url = [email protected]:mrnorman/YAKL.git
-[submodule "externals/eigen"]
-	path = externals/eigen
-	url = https://gitlab.com/libeigen/eigen.git
 [submodule "externals/yaml-cpp"]
 	path = externals/yaml-cpp
 	url = [email protected]:jbeder/yaml-cpp.git

dynamics/CMakeLists.txt

@@ -4,13 +4,14 @@ add_library(dynamics INTERFACE)
 #Choose dycore
 if     ("${PAM_DYCORE}" STREQUAL "awfl")
   add_subdirectory(awfl ./dycore)
-elseif ("${PAM_DYCORE}" STREQUAL "spam++")
+  target_compile_definitions(dynamics INTERFACE PAM_DYCORE_AWFL)
+elseif ("${PAM_DYCORE}" STREQUAL "spam")
   add_subdirectory(spam ./dycore)
 else ()
   if ("${PAM_DYCORE}" STREQUAL "")
-    message(FATAL_ERROR "ERROR: You must specify -DPAM_DYCORE=[awfl,spam++] in your CMake configure line.")
+    message(FATAL_ERROR "ERROR: You must specify -DPAM_DYCORE=[awfl,spam] in your CMake configure line.")
   else ()
-    message(FATAL_ERROR "ERROR: \"${PAM_DYCORE}\" is an invalid PAM_DYCORE CMake option. Valid options include \"awfl\",\"spam++\".")
+    message(FATAL_ERROR "ERROR: \"${PAM_DYCORE}\" is an invalid PAM_DYCORE CMake option. Valid options include \"awfl\",\"spam\".")
   endif()
 endif()