Do not initializa Kokkos Arrays anymore

This should improve performances for small Arrays

tests/CMakeLists.txt

@@ -63,6 +63,7 @@ add_executable (unit_tests
   test_DiscreteFunctionDescriptorP0Vector.cpp
   test_DiscreteFunctionType.cpp
   test_DoWhileProcessor.cpp
+  test_EigenvalueSolver.cpp
   test_EmbeddedData.cpp
   test_EscapedString.cpp
   test_Exceptions.cpp