Fix typo for mod file install destination

 Thanks to @ascmplx for pointing this out. Fixes #452

Author: zbeekman

src/mpi/CMakeLists.txt

@@ -150,8 +150,8 @@ set_target_properties ( caf_mpi
 # Create a symlink in the include dir
 add_custom_command(TARGET caf_mpi
   POST_BUILD
-  COMMAND ${CMAKE_COMMAND} -E create_symlink "./${mod_dir_tail}/opencoarrays.mod" "${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_INCLUDEDIR}/opencaorrays.mod"
-  COMMENT "Creating symlink ${CMAKE_INSTALL_INCLUDEDIR}/opencaorrays.mod --> ${CMAKE_INSTALL_INCLUDEDIR}/${mod_dir_tail}/opencoarrays.mod")
+  COMMAND ${CMAKE_COMMAND} -E create_symlink "./${mod_dir_tail}/opencoarrays.mod" "${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_INCLUDEDIR}/opencoarrays.mod"
+  COMMENT "Creating symlink ${CMAKE_INSTALL_INCLUDEDIR}/opencoarrays.mod --> ${CMAKE_INSTALL_INCLUDEDIR}/${mod_dir_tail}/opencoarrays.mod")
 
 install(DIRECTORY "${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_INCLUDEDIR}/" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
   FILES_MATCHING PATTERN "*.mod")