The assessment window is now configurable! But it still lacks a tab with
some other details, I'm working on it.
The assessment window is now configurable, and shows the workload
considered. The availability remains to be fixed.
Merge branch 'multicloud'

Conflicts:
	src/it/polimi/modaclouds/space4cloud/mainProgram/Space4Cloud.java
	src/it/polimi/modaclouds/space4cloud/optimization/constraints/ConstraintHandler.java