Extense cdperf tooling to allow parametrized starting of the ramp up tests

[dragonchaser]

his is about extending the cdperf tooling

Tasks
[ ] create a framework for cdperf ramp-up tests allowing picking from different user personas
[ ] create a bash script to start cdperf parameters

Acceptance criteria
[ ] start cdperf and parse parameters specifing the persona and amount of personas the tests utilize
[ ] create an empty dummy persona (just doing propfinds)

[fschade]

@dragonchaser, is this still a thing? if yes please let me know