Added hdf5 include path in some places

examples/CMakeLists.txt

 add_custom_target(examples ALL)
 
+
 if (BUILD_C_BINDINGS)
     add_executable(flann_example_c flann_example.c)
     target_link_libraries(flann_example_c flann)
@@ -10,6 +11,8 @@ if (BUILD_C_BINDINGS)
 endif()
 
 if (HDF5_FOUND)
+    include_directories(${HDF5_INCLUDE_DIR})
+
     add_executable(flann_example_cpp flann_example.cpp)
     target_link_libraries(flann_example_cpp flann_cpp ${HDF5_LIBRARIES})
     if (HDF5_IS_PARALLEL)

test/CMakeLists.txt

@@ -24,6 +24,7 @@ flann_download_test_data(sift100K.h5 ae2b08f93f3d9f89f5d68566b0406102)
 flann_download_test_data(sift100K_byte.h5 b772255fd2044e9d2a5a0183953e4705)
 
 if (GTEST AND HDF5_FOUND)
+    include_directories(${HDF5_INCLUDE_DIR})
 	flann_add_gtest(flann_simple_test flann_simple_test.cpp)
 	    target_link_libraries(flann_simple_test flann_cpp ${HDF5_LIBRARIES})
     if (HDF5_IS_PARALLEL)