User tracking (with Kinect2 or unorganized pointcloud) #119
Description
https://github.com/PointCloudLibrary/pcl/tree/master/gpu/people
https://github.com/strands-project/strands_perception_people/tree/indigo-devel/rwth_upper_body_skeleton_random_walk
https://github.com/mcgi5sr2/kinect2_tracker
http://szymonkaliski.com/blog/2017-01-18-kinect-2-osx/
https://github.com/criverc/K2Skeltrack/tree/criverc_WIP (https://github.com/jmerdich/ros-skeltrack)
https://github.com/spencer-project/spencer_people_tracking (pose only)