A set of tools used in climate modeling and numerical weather prediction. (#1317)

* Update grib-api: switched to cmake building system.

* Update harfbuzz: added pkg-config dependency.

* Update pango: added pkg-config dependency.

* Add libemos package.

* Add Magics (from ECMWF) package.

* Revert "Variant for building cdo without mpi (#1638)":
CDO does not use MPI.

This reverts commit 079d063c6d.

* Update CDO package: full featured implementation.

* Update magics: added python as build dependency.

* Update cdo: added disabling configuration options.

var/spack/repos/builtin/packages/pango/package.py

@@ -38,6 +38,7 @@ class Pango(Package):
     version('1.36.8', '217a9a753006275215fa9fa127760ece')
     version('1.40.1', '6fc88c6529890d6c8e03074d57a3eceb')
 
+    depends_on("pkg-config", type="build")
     depends_on("harfbuzz")
     depends_on("cairo")