cmake OpenNI2 examples

robotology/yarp cmake/YarpFindDependencies.cmake :375 

find_package(OpenNI2 QUIET)

pamela-project/slambench framework/shared/CMakeLists.txt :163 

find_package(OpenNI2)

phdsky/ORBSLAM24Windows Thirdparty/Pangolin/src/CMakeLists.txt :360 

find_package(OpenNI2 QUIET)

ucla-vision/xivo thirdparty/Pangolin/src/CMakeLists.txt :450 

find_package(OpenNI2 QUIET)