message: DOC: document support for Umpire in release notes
diff: @@ -10,6 +10,9 @@ The Axom project release numbers follow [Semantic Versioning](http://semver.org/
  ## [Unreleased] - Release date yyyy-mm-dd
  ### Added
  +- Added the ability to point Axom to an UMPIRE build by specifying UMPIRE_DIR either in
  + a host-config or at the command line. Axom components can link to Umpire, by specifying
  + "umpire" as a dependency. A simple umpire smoke test is also added for regression testing.
  - Added for_all_faces to the mint execution model.
  - Added support for face connectivity in the mint UnstructuredMesh class.
  - Added support for face data and face connectivity in the mint StructuredMesh classes.
  