message: Default to build the MPI distrib viewer demo if building mpi and viewer
diff: @@ -45,7 +45,11 @@ IF (NOT WIN32)# Internal Compiler Error on MSVC12...
  gensv
  )
  - OPTION(OSPRAY_MODULE_MPI_APPS "MPI module viewer app" OFF)
  + IF (OSPRAY_MODULE_MPI AND OSPRAY_APPS_EXAMPLEVIEWER)
  + OPTION(OSPRAY_MODULE_MPI_APPS "MPI module viewer app" ON)
  + ELSE()
  + OPTION(OSPRAY_MODULE_MPI_APPS "MPI module viewer app" ON)
  + ENDIF()
  IF (OSPRAY_MODULE_MPI_APPS)
  INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR})
  ADD_SUBDIRECTORY(viewer)
  