cmake HDFS examples

InsightSoftwareConsortium/ITK Modules/ThirdParty/HDF5/src/itkhdf5/CMakeLists.txt :715 

find_package(HDFS REQUIRED)

INET-RC/GeoMX 3rdparty/dmlc-core/CMakeLists.txt :27 

find_package(HDFS REQUIRED)

Tencent/Forward source/third_party/hdf5/CMakeLists.txt :367 

find_package(HDFS REQUIRED)

Kitware/VTK ThirdParty/hdf5/vtkhdf5/CMakeLists.txt :769 

find_package(HDFS REQUIRED)

HDFGroup/hdf5 CMakeLists.txt :747 

find_package (HDFS REQUIRED)