message: Take William's code review advice; make docs consistent with CMakeLists.txt
diff: @@ -69,7 +69,7 @@ And finally, use the standard invocation to install:
  .. code-block:: bash
  - $ sudo make install
  + $ make install
  *************
  @@ -105,7 +105,7 @@ In addition to the ``ADIOS2_USE_Feature`` options, the following options are als
  ``ADIOS2_BUILD_EXAMPLES`` **ON**/OFF Build examples.
  ``ADIOS2_BUILD_TESTING`` **ON**/OFF Build test code.
  ``CMAKE_INSTALL_PREFIX`` /path/to/install (``/usr/local``) Installation location.
  -``CMAKE_BUILD_TYPE`` **Debug**/Release/RelWithDebInfo/MinSizeRel Compiler optimization levels.
  +``CMAKE_BUILD_TYPE`` Debug/**Release**/RelWithDebInfo/MinSizeRel Compiler optimization levels.
  ==================================== =============================================== ===============================
  