Merge branch '171-intelligence-greet-and-ask-subtree' into '174-receptionist-tree'

...ce/lhw_intelligence/behaviours/greet_person_behaviours.py

...hw_intelligence/trees/scenario_sketches/greet_person.tree

...hw_intelligence/trees/scenario_sketches/receptionist.tree

...intelligence/trees/scenario_sketches/receptionist_v2.tree

...hw_intelligence/trees/scenario_trees/greet_person_tree.py

...ce/lhw_intelligence/trees/testing/bt_to_py_tree_script.py

...ntelligence/lhw_intelligence/trees/testing/headTouched.py

...lhw_intelligence/lhw_intelligence/trees/testing/output.py

...gence/lhw_intelligence/trees/testing/receptionist_v2.tree

src/lhw_intelligence/setup.py