[Merge][CMake] Merged revisions : 6695

Revision  r6695
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Removed Debug messages.

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[[Imported from SVN: r7215]]

cmake/modules/DuneBoost.cmake

 find_package(Boost)
 
-message("Boost_LIBRARIES=${Boost_LIBRARIES}")
-message("Boost_INCLUDE_DIRS=${Boost_INCLUDE_DIRS}")
-
 function(add_dune_boost_flags _targets)
   if(Boost_FOUND)
     include_directories("${Boost_INCLUDE_DIRS}")