Draft: Implement human grouping

Closes #34

source/armarx/navigation/components/dynamic_scene_provider/CMakeLists.txt

@@ -11,11 +11,18 @@ armarx_add_component(dynamic_scene_provider
         ArVizDrawer.cpp
         HumanTracker.cpp
         HumanGrouper.cpp
+        DistanceFunctionDecorator.cpp
+        OrientationDecorator.cpp
+        EuclideanDistance.cpp
     HEADERS
         Component.h
         ArVizDrawer.h
         HumanTracker.h
         HumanGrouper.h
+        DistanceFunction.h
+        DistanceFunctionDecorator.h
+        OrientationDecorator.h
+        EuclideanDistance.h
     DEPENDENCIES
         # ArmarXCore
         ArmarXCore