resultmodel: count elapsed time of suite recursively from *all* children
resultmodel: count elapsed time of suite recursively from *all* children

Senseg/robotframework,Senseg/robotframework,Senseg/robotframework,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,Senseg/robotframework,userzimmermann/robotframework-python3,Senseg/robotframework,userzimmermann/robotframework-python3