Add missing  guava dependency in genericnetwork features.
Define genericnetwork dependency in root pom.
Define NetTopologyInternalActionset like other actionsets in same bundle.

This patch:
- moves LoadTopologyAction to a different package
- defines NetTopologyInternalActionSetImplementation
- and publishes the actionset as an OSGi service using blueprint.
Test loadTopology.

It checks that after starting a genericnetwork resource, the topology specified in a given file has been loaded in the model.
Merge branch 'ofertie/refactor' into feature/net-topology-loaded-from-file

Conflicts:
	extensions/bundles/genericnetwork/src/main/resources/features.xml
	itests/pom.xml

Conflicts solved manually.
Remove repeated declaration of genericnetwork dependency.
Test don't wait for debug socket to be attached.
Call loadTopology from genericnetwork bootstrapper.
Don't wait for WS in TopologyTest. It is not required.
Move itest for genericnetwork nettopology internal to org.opennaas.itests.nettopology.internal bundle.
Merge pull request #840 from isartcanyameres/feature/net-topology-loaded-from-file

Feature/net topology loaded from file