[builder] Fix a docstring in human robot
Update README
[doc] Minor fix in adding service doc

- fix some reference to some modules
- add a pymorse example
- rewrite code for list_robots using persistantstorage
- mention morse-1.0
- s/WaypointActuatorClass/Waypoint/g
[doc] Fix a link in adding_component
[doc] Minor fix in entry_point

- s/:key:/:kbd:/
- fix title underline