Fixed the workload assignment.
Pom modified for using the 0.0.9 version of MILP.
Merge remote-tracking branch 'origin/multicloud'
Still issues to resolve, partial commit

Conflicts:
	.classpath
	META-INF/MANIFEST.MF
	build.properties
	config/DBConnection.properties
	pom.xml
	src/it/polimi/modaclouds/space4cloud/optimization/OptEngine.java
	src/it/polimi/modaclouds/space4cloud/optimization/solution/impl/SolutionMulti.java
added plugin depoencencies to the classpath