message: Added Code Overview in CONTRIBUTING. Updated README
diff: http://mfem.org
  +
  MFEM is a modular parallel C++ library for finite element methods. Its goal is
  to enable the research and development of scalable finite element discretization
  and solver algorithms through general finite element abstractions, accurate and
  @@ -15,8 +16,11 @@ flexible visualization, and tight integration with the hypre library.
  For building instructions, see the file INSTALL, or type "make help". Copyright
  information and licensing restrictions can be found in the file COPYRIGHT.
  -The best starting point for new users interested in MFEM's features is the
  -interactive documentation in examples/README.html.
  +New application users should start with the interactive examples documentation
  +in examples/README.html to learn about MFEM's features and capabilities.
  +
  +Developers and users interested in contributing to the library, should read the
  +detailed instructions and documentation in the CONTRIBUTING.md file.
  Conceptually, MFEM can be viewed as a finite element toolbox that provides the
  building blocks for developing finite element algorithms in a manner similar to
  @@ -56,8 +60,10 @@ time integrators, etc.
  For examples of using MFEM, see the examples/ and miniapps/ directories, as well
  as the OpenGL visualization tool GLVis which is available at http://glvis.org.
  -This project is released under the LGPL v2.1 license. See LICENSE file for full
  -details.
  +Additional documentation can be found on the project website, http://mfem.org.
  +
  +This project is released under the LGPL v2.1 license with static linking
  +exception. See files COPYRIGHT and LICENSE file for full details.
  LLNL Release Number: LLNL-CODE-443211
  DOI: 10.11578/dc.20171025.1248
  