Get rid of glew dependencies

Remove a lot of unused qt libraries which were linked before
Don't link libXi and Xmu as we don't need it



git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@378 fdac6126-5c0c-442c-9429-916003d36597

src/OpenMesh/Apps/Decimating/DecimaterGui/CMakeLists.txt

@@ -3,11 +3,11 @@ include (ACGCommon)
 include_directories (
   ../../../..
   ${CMAKE_CURRENT_SOURCE_DIR}
-  ${GLEW_INCLUDE_DIR}
   ${GLUT_INCLUDE_DIR}
   ${QT_INCLUDE_DIR}
 )
 
+
 set (targetName DecimaterGui)
 
 # source code directories
@@ -45,7 +45,6 @@ target_link_libraries (${targetName}
   OpenMeshTools
   ${QT_LIBRARIES}
   ${OPENGL_LIBRARIES}
-  ${GLEW_LIBRARY}
   ${GLUT_LIBRARIES}
 )