Merge branch 'master' of github.com:zinnirahkasim/kee_use_cases

Conflicts:
	scripts/x_velocity_difference.py
	scripts/y_velocity_difference.py

	modified:   objects/stretch_arm.yaml
	modified:   objects/vel_act_x.yaml
Merge branch 'master' of github.com:zinnirahkasim/kee_use_cases

Conflicts:
	scripts/x_velocity_difference.py
	scripts/y_velocity_difference.py