Documentation improvement (use-cases)
This MR introduces:
- added cloud best-practices based on https://docs.google.com/document/d/15JvsJ8q76SuH1MVIqqO7sVHWIyvVhHBTCMrMNpvzjRg discussion
related to https://gitlab.ics.muni.cz/246254/cloud-estimate-pi
Edited by František Řezníček