*Model:
	-Added parent-entity for a,b,c..-requirements
	- Corrected the indentation in FGo9
	-Corrected misnamed entities in dependencies (mostly Product-reqs misnamed as Domain-reqs) which "broke" the dependencies..
	-Changed requires to precedes(including order) (Not sure if we are keeping it though, we have to discuss it)
*Added visualization-files to the repository
Merge branch 'master' of https://github.com/jonathanklingberg/ETS170