add RequirementButton and ActionButton for requirement and action, add function to create the set of button to add/remove action or requirement
add RequirementButton and ActionButton for requirement and action, add function to create the set of button to add/remove action or requirement

develersrl/rooms,develersrl/rooms,develersrl/rooms,develersrl/rooms,develersrl/rooms,develersrl/rooms,develersrl/rooms