Making sure the 3rd party Openni sources are compiled only once
Making sure the 3rd party Openni sources are compiled only once

Aharobot/openni_wrapper,strands-project/openni_wrapper,Aharobot/openni_wrapper,Aharobot/openni_wrapper,Aharobot/openni_wrapper,strands-project/openni_wrapper,strands-project/openni_wrapper,strands-project/openni_wrapper,strands-project/openni_wrapper,Aharobot/openni_wrapper