message: Fix a few formatting issues in the user guide
diff: @@ -4,7 +4,7 @@ Using ADIOS in your own projects
  ADIOS2 uses `CMake <https://cmake.org/>`_ version 3.6 or above. You consume it directly from another CMake project, use the `find_package` call and set the `ADIOS2_ROOT` or `ADISO2_DIR` environment variables to the install prefix for adios:
  -.. code-block:: cmake
  +.. code-block:: bash
  cmake_minimum_required(VERSION 3.6)
  project(MySimulation C CXX)
  